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Full vulnerability report · 2025
CVE-2025-5959High confidence

Type Confusion in V8 in Google Chrome prior to 137.0.7151.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page

Google · Chrome

8.8HighCVSS 3.1
Recommended action
Within 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
Optional official sources

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

Select the national-authority views to include. The exact source language is shown on each matched advisory. Your choice is remembered on this device and encoded in the shareable URL.

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-2025-18071

No EUVD known-exploited evidence

ENISA has published the identifier mapping but no EUVD description has been stored yet.

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
Not supplied in the stored EUVD record
Advisory evidence
No linked advisory details stored yet
Recommended actionWithin 7 days

High technical severity; prioritise exposed affected systems while verifying vendor guidance.

Fix not verified
01

What, why and how

Type Confusion in V8 in Google Chrome prior to 137.0.7151.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

What

Type Confusion in V8 in Google Chrome prior to 137.0.7151.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Why

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

How

An attacker operating through a network path may attempt exploitation without authentication after a user interaction. If successful, the issue may execute code or commands in the affected security context.

What

Type Confusion in V8 in Google Chrome prior to 137.0.7151.103 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Why

The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

How

An attacker operating through a network path may attempt exploitation without authentication after a user interaction. If successful, the issue may execute code or commands in the affected security context.

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 → Access of Resource Using Incompatible Type ('Type Confusion') → execute code or commands in the affected security context
Attack surface
Network
Privileges required
None: unauthenticated exploitation is possible
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-843

CWE-843: Access of Resource Using Incompatible Type ('Type Confusion'). The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

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:N/UI:R/S:U/C:H/I:H/A:H

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.PRNonePrivileges required: The attacker does not need an account or existing 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.IHighIntegrity impact: A successful attack can cause a major loss.AHighAvailability impact: A successful attack can cause a major loss.
Post-exploitation / living off the land
After compromise, an attacker may use built-in shells, scripting engines, scheduled tasks and native network utilities for discovery, persistence or movement. This is a plausible LoTL path, not evidence that it has occurred for every attack.
NetworkUnauthenticatedRemote code executionCWE-843
A

Official authority intelligence

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

BSI · German · WID-SEC-2025-1296Google Chrome und Microsoft Edge: Mehrere Schwachstellen ermöglichen Codeausführung

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Google Chrome und Microsoft Edge ausnutzen, um beliebigen Code auszuführen.

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0756Multiples vulnérabilités dans les produits VMware

org/CVERecord?id=CVE-2025-54988 Référence CVE CVE-2025-55163 https://www.cve.org/CVERecord?id=CVE-2025-55163 Référence CVE CVE-2025-55668 https://www.cve.org/CVERecord?id=CVE-2025-55668 Référence CVE CVE-2025-5889 https://www.cve.org/CVERecord?id=CVE-2025-5889 Référence CVE CVE-2025-5914 https://www.cve.org/CVERecord?id=CVE-2025-5914 Référence CVE CVE-2025-5915 https://www.cve.org/CVERecord?id=CVE-2025-5915 Référence CVE CVE-2025-5916 https://www.cve.org/CVERecord?id=CVE-2025-5916 Référence CVE CVE-2025-5917 https://www.cve.org/CVERecord?id=CVE-2025-5917 Référence CVE CVE-2025-5958 https://www.cve.org/CVERecord?id=CVE-2025-5958 Référence CVE CVE-2025-5959 https://www.cve.org/CVERecord?id=CVE-2025-5959 Référence CVE CVE-2025-6020 https://www.cve.org/CVERecord?id=CVE-2025-6020 Référence CVE CVE-2025-6021 https://www.cve.org/CVERecord?id=CVE-2025-6021 Référence CVE CVE-2025-6069 https://www.cve.org/CVERecord?id=CVE-2025-6069 Référence CVE CVE-2025-6170 https://www.cve.org/CVERecord?id=CVE-2025-6170 Référence CVE CVE-2025-6191 https://www.cve.org/CVERecord?id=CVE-2025-6191 Référence CVE CVE-2025-6192 https://www.cve.org/CVERecord?id=CVE-2025-6192 Référence CVE CVE-2025-6297 https://www.cve.org/CVERecord?id=CVE-2025-6297 Référence CVE CVE-2025-6395 https://www.cve.org/CVERecord?id=CVE-2025-6395 Ré

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0582Multiples vulnérabilités dans les produits Palo Alto Networks

org/CVERecord?id=CVE-2023-38546 Référence CVE CVE-2023-3978 https://www.cve.org/CVERecord?id=CVE-2023-3978 Référence CVE CVE-2023-46218 https://www.cve.org/CVERecord?id=CVE-2023-46218 Référence CVE CVE-2024-1086 https://www.cve.org/CVERecord?id=CVE-2024-1086 Référence CVE CVE-2024-34155 https://www.cve.org/CVERecord?id=CVE-2024-34155 Référence CVE CVE-2025-0139 https://www.cve.org/CVERecord?id=CVE-2025-0139 Référence CVE CVE-2025-0140 https://www.cve.org/CVERecord?id=CVE-2025-0140 Référence CVE CVE-2025-0141 https://www.cve.org/CVERecord?id=CVE-2025-0141 Référence CVE CVE-2025-5958 https://www.cve.org/CVERecord?id=CVE-2025-5958 Référence CVE CVE-2025-5959 https://www.cve.org/CVERecord?id=CVE-2025-5959 Référence CVE CVE-2025-6191 https://www.cve.org/CVERecord?id=CVE-2025-6191 Référence CVE CVE-2025-6192 https://www.cve.org/CVERecord?id=CVE-2025-6192 Référence CVE CVE-2025-6554 https://www.cve.org/CVERecord?id=CVE-2025-6554 Référence CVE CVE-2025-6555 https://www.cve.org/CVERecord?id=CVE-2025-6555 Référence CVE CVE-2025-6556 https://www.cve.org/CVERecord?id=CVE-2025-6556 Référence CVE CVE-2025-6557 https://www.cve.org/CVERecord?id=CVE-2025-6557 Gestion détaillée du document le 10 juillet 2025 Version initiale Alertes Avis Bulletins d’actualités Mentions légales Conditions générales À propos Con

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0554Multiples vulnérabilités dans Grafana

De multiples vulnérabilités ont été découvertes dans les produits Grafana Labs. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0513Multiples vulnérabilités dans Microsoft Edge

De multiples vulnérabilités ont été découvertes dans Microsoft Edge. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Official advisory ↗
CERT-FR · French · CERTFR-2025-AVI-0489Multiples vulnérabilités dans Google Chrome

De multiples vulnérabilités ont été découvertes dans Google Chrome. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Official advisory ↗
JVN iPedia · Japanese · JVNDB-2025-007105Google の Google Chrome における型の取り違えに関する脆弱性

Google の Google Chrome には、型の取り違えに関する脆弱性が存在します。

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-6528MS 7월 보안 위협에 따른 정기 보안 업데이트 권고

번호 | CVE 제목 | | --- | --- | --- | | Microsoft Edge (Chromium-based) | CVE-2025-6557 | Chromium: CVE-2025-6557 DevTools에서 불충분한 데이터 유효성 검사 | | Microsoft Edge (Chromium-based) | CVE-2025-6556 | Chromium: CVE-2025-6556 로더에서 불충분한 정책 적용 | | Microsoft Edge (Chromium-based) | CVE-2025-6555 | Chromium: CVE-2025-6555 애니메이션에서 해제 후 사용 | | Microsoft Edge (Chromium-based) | CVE-2025-6554 | Chromium: CVE-2025-6554 V8에서 유형 혼란 | | Microsoft Edge (Chromium-based) | CVE-2025-6192 | Chromium: CVE-2025-6192 프로파일러에서 UaF(Use after free) | | Microsoft Edge (Chromium-based) | CVE-2025-6191 | Chromium: CVE-2025-6191 V8에서 정수 오버플로 | | Microsoft Edge (Chromium-based) | CVE-2025-5959 | Chromium: CVE-2025-5959 V8에서 유형 혼란 | | Microsoft Edge (Chromium-based) | CVE-2025-5958 | Chromium: CVE-2025-5958 미디어에서 UaF(Use after free) | | Windows Storage | CVE-2025-49760 | Windows Storage Spoofing Vulnerability | | Office Developer Platform | CVE-2025-49756 | Office 개발자 플랫폼 보안 기능 바이패스 취약성 | | Windows Routing and Remote Access Service (RRAS) | CVE-2025-49753 | Windows RRAS(Routing and Remote Access Service) 원격 코드 실행 취약성 | | Microsoft Graphics Component | CVE-2025-49744 | Windows 그래픽 구성 요소 권한 상승 취약성 | | Microsoft Graphics Component | CVE-2025-49742 | Windows 그래픽 구성 요소 원격 코드 실행 취약성 | | Microsoft Edge (Chromium-based) | CVE-2025-49741 |

Official advisory ↗
KISA KrCERT/CC · Korean · KNVD-6526Grafana Labs 제품 보안 업데이트 권고

Grafana Image Renderer plugin과 Synthetic Monitoring Agent에서 발생하는 임의 코드 실행 취약점(CVE-2025-5959) [1][4]

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.
Fix not verified
Affected
Chrome: 137.0.7151.103 < 137.0.7151.103
Fixed
No fixed version is explicitly recorded in the structured CVE data.
Action
No verified patch reference is present in the current structured sources. Check the vendor advisory before making a change.
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 11 Jun 2025 · Last source change 26 Feb 2026, 17:50 UTC · CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')

CVE recordCVE.org · 5.2
CVSS sourceCISA ADP
EPSS source
?The date BlackTree first stored a score for this CVE from the daily FIRST EPSS feed.
FIRST · tracked since 2026-08-14
European sourceENISA EUVD · EUVD-2025-18071
Product sourceCNA
Remediation sourceCVE/CNA references
CWE sourceCNA
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 ↗

No material field changes have been recorded since change tracking began. Routine source refreshes and cosmetic edits are intentionally excluded.

Material fields only · duplicate refreshes suppressed · history retained for the configured operational retention period
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-2025-5959 · cve.blacktree.nl