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Full vulnerability report · 2026
CVE-2026-73755High confidence

Privilege Escalation via Unauthorized Access to Sensitive Session Information

Hewlett Packard Enterprise (HPE) · AOS-CX

5.7MediumCVSS 3.1
Recommended action
Scheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
R
Operational reassessment

Published severity in operational context

Open reassessment dashboard →
Published severityMediumOperational priority:Medium, unchanged from published severity.unchanged

Evidence used

  • No CISA KEV confirmation is currently recorded.
  • EPSS is 0.31% for the current model date.

Compensating controls

  • Validate the affected product branch and deploy the verified fixed release.
  • Restrict the affected network interface to trusted sources where business-safe.
  • Monitor vendor guidance and exploitation sources for a material change.

Verification

  1. Confirm that the asset runs Hewlett Packard Enterprise (HPE) AOS-CX and falls inside the recorded affected range.
  2. Verify the installed build against the product-specific fixed version after deployment.
  3. Validate exposure, authentication requirements and compensating controls in the actual environment.
  4. Reopen this reassessment when CVSS, KEV, EPSS, exploit evidence or remediation changes.
Mitigation target: As exposure requiresRemediation target: Within 365 days

This automated reassessment organises public evidence. It does not know asset exposure, business impact or control effectiveness and does not replace CVSS or a human risk decision.

Direct vendor intelligence

Authoritative vendor CSAF and VEX advisories

Structured product status and remediation from the issuing vendor. Product-state explanations are always visible; large lists can be searched or downloaded.

1 current
HPESBNW05134 · CSAF 2.0 · revision 1 · finalHPE NetworkingPrivilege Escalation via Unauthorized Access to Sensitive Session Information
2 known affected

The vendor explicitly identifies these products as affected by this CVE.

  • HPE Networking AOS-CX
  • HPE Aruba Networking AOS-CX
Summary
A vulnerability in the logging component of AOS-CX may allow for unauthorized access to sensitive session information. Successful exploitation could result in a complete privilege escalation from an operator to an administrator role, allowing the attacker to perform administrative actions on the affected device.
Remediation
In order to address the vulnerabilities described in the Details Section, HPE Networking recommends upgrading the HPE Aruba Networking AOS-CX software to one of the following versions (as applicable): - AOS-CX 10.10.1181 and above - AOS-CX 10.13.1190 and above - AOS-CX 10.16.1060 and above - AOS-CX 10.17.1030 and above - AOS-CX 10.18.1002 and above Software versions with resolution/fixes for the disclosed vulnerabilities can be downloaded from the HPE Networking Support Portal at: https://networkingsupport.hpe.com/home/. Product software versions that have reached End of Maintenance (EoM) are presumed to be affected by the vulnerabilities unless explicitly stated otherwise, and are not completely addressed by this security advisory. For deployments running software versions that are past End of Support (EoS), HPE Networking has not assessed exposure to the vulnerabilities referenced in this advisory. As a result, such installations should be considered potentially impacted by the listed CVE. Customers are strongly encouraged to upgrade to a supported software release to ensure proper evaluation and remediation.
Optional official sources

National CERT insights
?CERT means Computer Emergency Response Team; CSIRT is the closely related term Computer Security Incident Response Team.

Choose official national sources for this report. Each advisory shows its original language. Your selection is remembered on this device and included in shared links.

Official European source

ENISA European Vulnerability Database

Official EUVD identifiers, advisory evidence and known-exploited context. Missing fields are not treated as evidence of low risk.

1 current
ENISA EUVD identifier

EUVD-2026-69619

No EUVD known-exploited evidence

A privilege escalation vulnerability exists in the API endpoint of AOS-CX. Successful exploitation could allow an authenticated low-privilege operator user, after a required user action, to access sensitive information from the vulnerable system.

EUVD state
Present in the current official mapping
Known exploitation
Not present in the current ENISA EUVD known-exploited dataset. This is not proof of no exploitation.
ENISA score
5.7 · CVSS 3.1
Advisory evidence
No linked advisory details stored yet
Recommended actionScheduled

Medium technical severity with no CISA KEV confirmation; remediate through the normal risk-based patch cycle unless local exposure raises the priority.

Patch available
01

What, why and how

A privilege escalation vulnerability exists in the API endpoint of AOS-CX. Successful exploitation could allow an authenticated low-privilege operator user, after a required user action, to access sensitive information from the vulnerable system.

What

A privilege escalation vulnerability exists in the API endpoint of AOS-CX. Successful exploitation could allow an authenticated low-privilege operator user, after a required user action, to access sensitive information from the vulnerable system.

Why

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may gain additional privileges.

What

A privilege escalation vulnerability exists in the API endpoint of AOS-CX. Successful exploitation could allow an authenticated low-privilege operator user, after a required user action, to access sensitive information from the vulnerable system.

Why

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

How

An attacker operating through a network path may attempt exploitation with low privileges. If successful, the issue may gain additional privileges.

02

Exploit reality and attack path

CVSS severity, EPSS forecast probability, public exploit material and CISA-confirmed exploitation are separate signals.

Observed exploitation
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
No confirmed evidence

No CISA KEV match was present at the last successful refresh. This means no confirmation from that source, not proof of no exploitation.

Public PoC / exploit material
?Confirmed exploitation and public exploit material are separate signals. Attacks can occur without public proof-of-concept or exploit code.
None recorded

No exploit-tagged reference or CISA SSVC proof-of-concept state is currently recorded. Research may still exist outside the structured feeds.

Likely attack path
a network path → Improper Privilege Management → gain additional privileges
Attack surface
Network
Privileges required
Low: a basic authenticated account is required
User interaction
Required interaction required
Attack complexity
Low: no specialised conditions are recorded
Security boundary
Unchanged: impact remains within the vulnerable component's security authority
Weakness
?CWE means Common Weakness Enumeration: a standard category for the underlying weakness.
CWE-269 ↗

CWE-269: Improper Privilege Management. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

CVSS vector
?CVSS means Common Vulnerability Scoring System. The vector records the metric values used to calculate technical severity.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Common Vulnerability Scoring System 3.1: the compact vector below is decoded into plain language.

AVNetworkAttack vector: The vulnerable component can be reached over a network.ACLowAttack complexity: No specialised conditions are required beyond attacker-controlled input.PRLowPrivileges required: The attacker needs basic user-level privileges.UIRequiredUser interaction: Another user must perform an action for exploitation to succeed.SUnchangedScope: The security impact remains within the vulnerable component's authority.CHighConfidentiality impact: A successful attack can cause a major loss.INoneIntegrity impact: No direct loss is represented by this metric.ANoneAvailability impact: No direct loss is represented by this metric.
Post-exploitation / living off the land
No specific living-off-the-land technique is confirmed in the structured sources. Monitor normal administration tools for activity inconsistent with the affected service's baseline.
NetworkPrivilege escalationCWE-269
A

Official authority intelligence

Only matched European and national findings are included. Language selectors and unavailable sources are omitted.

ENISA EUVD · EUVD-2026-69619Official EUVD mapping

A privilege escalation vulnerability exists in the API endpoint of AOS-CX. Successful exploitation could allow an authenticated low-privilege operator user, after a required user action, to access sensitive information from the vulnerable system.

Official EUVD record ↗
BSI · German · WID-SEC-2026-3140Aruba ArubaOS-CX: Mehrere Schwachstellen

Ein Angreifer kann mehrere Schwachstellen in Aruba ArubaOS-CX ausnutzen, um beliebigen Code mit erhöhten/Root-Rechten auszuführen, Sicherheitsmaßnahmen zu umgehen, erhöhte Rechte – einschließlich Administratorzugriff – zu erlangen, Daten offenzulegen oder zu manipulieren, Cross-Site-Scripting durchzuführen oder Denial-of-Service-Zustände zu verursachen.

Official advisory ↗
CERT-FR · French · CERTFR-2026-AVI-1104Multiples vulnérabilités dans les produits HPE Aruba Networking

d?id=CVE-2026-73746 Référence CVE CVE-2026-73747 https://www.cve.org/CVERecord?id=CVE-2026-73747 Référence CVE CVE-2026-73748 https://www.cve.org/CVERecord?id=CVE-2026-73748 Référence CVE CVE-2026-73749 https://www.cve.org/CVERecord?id=CVE-2026-73749 Référence CVE CVE-2026-73750 https://www.cve.org/CVERecord?id=CVE-2026-73750 Référence CVE CVE-2026-73751 https://www.cve.org/CVERecord?id=CVE-2026-73751 Référence CVE CVE-2026-73752 https://www.cve.org/CVERecord?id=CVE-2026-73752 Référence CVE CVE-2026-73753 https://www.cve.org/CVERecord?id=CVE-2026-73753 Référence CVE CVE-2026-73754 https://www.cve.org/CVERecord?id=CVE-2026-73754 Référence CVE CVE-2026-73755 https://www.cve.org/CVERecord?id=CVE-2026-73755 Référence CVE CVE-2026-73756 https://www.cve.org/CVERecord?id=CVE-2026-73756 Référence CVE CVE-2026-73757 https://www.cve.org/CVERecord?id=CVE-2026-73757 Référence CVE CVE-2026-73758 https://www.cve.org/CVERecord?id=CVE-2026-73758 Référence CVE CVE-2026-73759 https://www.cve.org/CVERecord?id=CVE-2026-73759 Référence CVE CVE-2026-73760 https://www.cve.org/CVERecord?id=CVE-2026-73760 Référence CVE CVE-2026-73761 https://www.cve.org/CVERecord?id=CVE-2026-73761 Référence CVE CVE-2026-73762 https://www.cve.org/CVERecord?id=CVE-2026-73762 Référence CVE CVE-2026-73763 https://www.cve.org/CVERecord?id=

Official advisory ↗
NCSC-NL · Dutch · NCSC-2026-0340Kwetsbaarheden verholpen in Aruba Networks ArubaOS-CX

A privilege escalation vulnerability in the AOS-CX API endpoint allows an authenticated low-privilege user to access sensitive system information after performing a required action.

Official advisory ↗
03

Patch and workaround

Operational remediation based on structured source evidence.

Status
?Patch availability is based on structured fixed-version fields and authoritative update references. If no fix is verified, check the vendor advisory before making a change.
Patch available
Affected
Fixed
HPE Networking AOS-CX
Action
In order to address the vulnerabilities described in the Details Section, HPE Networking recommends upgrading the HPE Aruba Networking AOS-CX software to one of the following versions (as applicable): - AOS-CX 10.10.1181 and above - AOS-CX 10.13.1190 and above - AOS-CX 10.16.1060 and above - AOS-CX 10.17.1030 and above - AOS-CX 10.18.1002 and above Software versions with resolution/fixes for the disclosed vulnerabilities can be downloaded from the HPE Networking Support Portal at: https://networkingsupport.hpe.com/home/. Product software versions that have reached End of Maintenance (EoM) are presumed to be affected by the vulnerabilities unless explicitly stated otherwise, and are not completely addressed by this security advisory. For deployments running software versions that are past End of Support (EoS), HPE Networking has not assessed exposure to the vulnerabilities referenced in this advisory. As a result, such installations should be considered potentially impacted by the listed CVE. Customers are strongly encouraged to upgrade to a supported software release to ensure proper evaluation and remediation.
Workaround
No verified workaround is recorded. If business-safe, reduce exposure to the affected interface and allow only trusted sources until authoritative guidance is available.
04

Evidence and provenance

Published 1 Sept 2026 · Last source change 3 Sept 2026, 03:56 UTC · CWE-269 · Improper Privilege Management

CVE recordCVE.org · 5.2
CVSS sourceCNA
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-09-02
European sourceENISA EUVD · EUVD-2026-69619
Product sourceVendor CSAF · HPE Networking
Remediation sourceVendor CSAF · HPE Networking
CWE sourceCISA ADP
NVD statusNVD enriched

Core structured fields are present and their contributing authorities are shown above.

Material change intelligence

What changed after publication

View recent updates ↗
  1. BlackTree coverageBlackTree article coverage changed from no BlackTree article to 1 BlackTree article.
    Before
    no BlackTree article
    After
    1 BlackTree article
    BlackTree editorial ↗
  2. Vendor guidanceAuthoritative vendor guidance changed: added patch: support.hpe.com/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US; added remediation: support.hpe.com/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US.
    Before
    no authoritative guidance recorded
    After
    patch: support.hpe.com/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US · remediation: support.hpe.com/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US
    security-alert@hpe.com ↗
  3. Affected versionsThe structured affected or fixed version information changed.
    Before
    10.18.0000 ≤ 10.18.0001; 10.17.0000 ≤ 10.17.1021; 10.16.0000 ≤ 10.16.1051; 10.13.0000 ≤ 10.13.1180; 10.10.0000 ≤ 10.10.1180 · Fixed: No fixed version is explicitly recorded in the structured CVE data.
    After
    10.18.0000 ≤ 10.18.0001; 10.17.0000 ≤ 10.17.1021; 10.16.0000 ≤ 10.16.1051; 10.13.0000 ≤ 10.13.1180; 10.10.0000 ≤ 10.10.1180 · Fixed: An authoritative update reference is available, but the fixed version is not recorded in the structured CVE fields. Check the linked vendor advisory for the applicable release.
    CNA ↗
  4. Remediation statusRemediation status changed from Awaiting fix to Patch available.
    Before
    Awaiting fix
    After
    Patch available
    security-alert@hpe.com ↗
  5. ENISA EUVD mappingEUVD-2026-69619 was added to the official ENISA EUVD mapping for this CVE.
    Before
    not recorded
    After
    {"euvdId":"EUVD-2026-69619"}
    ENISA EUVD ↗
  6. Catalogue recordCVE added to the BlackTree catalogue.
    CNA ↗
  7. Affected versionsThe structured affected or fixed version information changed.
    Before
    10.18.0000 ≤ 10.18.0001; 10.17.0000 ≤ 10.17.1021; 10.16.0000 ≤ 10.16.1051; 10.13.0000 ≤ 10.13.1180; 10.10.0000 ≤ 10.10.1180 · Fixed: An authoritative update reference is available, but the fixed version is not recorded in the structured CVE fields. Check the linked vendor advisory for the applicable release.
    After
    10.18.0000 ≤ 10.18.0001; 10.17.0000 ≤ 10.17.1021; 10.16.0000 ≤ 10.16.1051; 10.13.0000 ≤ 10.13.1180; 10.10.0000 ≤ 10.10.1180 · Fixed: In order to address the vulnerabilities described in the Details Section, HPE Networking recommends upgrading the HPE Aruba Networking AOS-CX software to one of the following versions (as applicable): - AOS-CX 10.10.1181 and above - AOS-CX 10.13.1190 and above - AOS-CX 10.16.1060 and above - AOS-CX 10.17.1030 and above - AOS-CX 10.18.1002 and above Software versions with resolution/fixes for the disclosed vulnerabilities can be downloaded from the HPE Networking Support Portal at: https://networkingsupport.hpe.com/home/. Product software versions that have reached End of Maintenance (EoM) are presumed to be affected by the vulnerabilities unless explicitly stated otherwise, and are not completely addressed by this security advisory. For deployments running software versions that are past End of Support (EoS), HPE Networking has not assessed exposure to the vulnerabilities referenced in this advisory. As a result, such installations should be considered potentially impacted by the listed CVE. Customers are strongly encouraged to upgrade to a supported software release to ensure proper evaluation and remediation.
    HPE Networking ↗
Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
CVE published
Fixed release or patch reference recorded
Fixed release recorded from official guidance
Technical terms and abbreviations used in this report
CVE
Common Vulnerabilities and Exposures: the public identifier for one disclosed vulnerability.
CVSS
Common Vulnerability Scoring System: a technical severity framework; it is not patching priority by itself.
EPSS
Exploit Prediction Scoring System: FIRST's estimate of the probability that exploitation activity will be observed in the next 30 days; it is a forecast, not confirmation.
CWE
Common Weakness Enumeration: the standard category describing the underlying software or hardware weakness.
CNA
CVE Numbering Authority: an organisation authorised to assign and publish CVE records.
CISA ADP
Cybersecurity and Infrastructure Security Agency Authorized Data Publisher: structured enrichment added to a CVE record.
NVD
National Vulnerability Database: NIST's enrichment service for CVE records.
CERT / CSIRT
A computer security incident response team that publishes warnings or coordinates incident response.
PoC
Proof of concept: public material that demonstrates or helps reproduce exploitation.
CSAF
Common Security Advisory Framework: a machine-readable format for security advisories.
LoTL
Living off the land: abuse of legitimate tools or system functions during an attack.
Free version - for non-commercial use only.CVE-2026-73755 · cve.blacktree.nl