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Google Chrome CVE-2026-79189

| EUVDEUVD-2026-65804 CRITICAL
Out-of-bounds Write (CWE-787)
2026-08-25 Chrome GHSA-8pj6-x3r7-fgx3
9.6
CVSS 3.1 · Vendor: Chrome
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Lure victim to crafted HTML page
  2. Delivery
    Deliver malicious WebGL/graphics content
  3. Exploit
    Trigger out-of-bounds write in ANGLE
  4. Execution
    Corrupt GPU-process memory
  5. Impact
    Execute code outside sandbox

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Bounds checking, write limits
MITRE ATT&CK

2 techniques across 2 tactics: Execution, Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation requires the victim to load attacker-controlled web content (UI:R) - for example visiting a malicious page or being served a malicious ad/iframe - that exercises ANGLE's graphics processing path (WebGL or accelerated rendering). No authentication and no prior privileges are needed (PR:N). Limiting factors: exploitation is gated on user interaction (opening the page) and on ANGLE/GPU acceleration being active; environments that disable hardware acceleration or WebGL reduce reachability of the vulnerable code, and browsers already updated to 152.0.7977.65 or later are not affected.

Impact

Signals conflict on urgency. The CVSS:3.1 vector (AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H = 9.6) rates this critical due to network reach, no privileges, and a scope change consistent with a sandbox escape - offset by UI:R (the victim must open a malicious page). However, EPSS is low at 0.25% (16th percentile), there is no KEV listing (not actively exploited), and no POC is referenced, and Chromium's own severity rating is 'High' rather than 'Critical.' This is a genuinely high-impact class of bug (GPU-process OOB write in a ubiquitous browser) but currently shows no evidence of exploitation, so it warrants prompt patching on the normal Chrome update cadence rather than emergency out-of-band response. No SSVC decision data was provided in the input.

Exploit ScenarioDerived

An attacker hosts or compromises a web page containing malicious WebGL/graphics content and lures a victim (via phishing link, malvertising, or a compromised site) to open it in a vulnerable Chrome build. The crafted content triggers an out-of-bounds write in ANGLE within the GPU process, corrupting memory to potentially execute attacker code outside the renderer sandbox. No POC is referenced in the available data; exploitation requires the single user interaction of visiting the page (AV:N/AC:L/UI:R).

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Aug 26, 2026

Out-of-bounds write in Google Chrome's ANGLE graphics layer allows a remote attacker who lures a victim to a crafted HTML page to potentially execute arbitrary code outside the browser sandbox, affecting all Chrome builds prior to 152.0.7977.65. The CVSS:3.1 score of 9.6 reflects a scope-changing sandbox escape requiring only user interaction (visiting a page). No public exploit is identified at time of analysis and the EPSS probability is low (0.25%, 16th percentile), and it is not on CISA KEV.

RemediationAI

Vendor-released patch: update Google Chrome to 152.0.7977.65 or later via the Stable channel (Help > About Google Chrome, then relaunch); managed fleets should push the update through their management channel and force a browser restart to load the fix. Refer to the Chrome release advisory at https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html. If immediate patching is not possible, compensating controls include disabling hardware-accelerated graphics/WebGL to reduce ANGLE's attack surface - via the '#ignore-gpu-blocklist' avoidance plus disabling 'Use graphics acceleration when available' or the WebGL enterprise policies - which reduces exposure but degrades rendering performance and breaks WebGL-dependent sites; and applying strict web filtering to limit exposure to untrusted pages. Users of other Chromium-based browsers should install the vendor build that incorporates the equivalent Chromium fix.

Affected VersionsENISA

Chrome 152.0.7977.65 <152.0.7977.65

Affected Packages

euvd chrome fix: 152.0.7977.65

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

ANGLE (Almost Native Graphics Layer Engine) is Chromium's graphics abstraction layer that translates WebGL/OpenGL ES calls to the platform's native GPU backend (Direct3D, Metal, Vulkan, or desktop GL). It runs partly in the GPU process, which is a higher-privilege boundary than the sandboxed renderer, so memory-safety defects here are especially dangerous. The root cause is CWE-787 (Out-of-bounds Write): attacker-influenced data causes a write past the bounds of an allocated buffer, corrupting adjacent memory. Because ANGLE processes graphics commands originating from untrusted web content, a crafted HTML/WebGL page can steer the write to achieve memory corruption that, per the advisory, may lead to code execution outside the sandbox.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (Chrome) PRIMARY 9.6 CRITICAL
AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
vuln.today AI 9.6 CRITICAL

Remote crafted page (AV:N/AC:L/PR:N) needs the victim to open it (UI:R); a sandbox escape crosses trust boundaries (S:C) with full code-execution impact (C/I/A:H).

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
SUSE CRITICAL
Red Hat 9.6 CRITICAL

Primary rating from Vendor (Chrome).

CVSS VectorVendor: Chrome

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
CVSS changed
Aug 26, 2026 - 16:22 NVD
9.6 (CRITICAL)
CVE Published
Aug 25, 2026 - 20:10 cve.org
UNKNOWN (no severity yet)
CVE Published
Aug 25, 2026 - 20:10 cve.org
CRITICAL 9.6

DescriptionCVE.org

Out of bounds write in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

Executive ViewAI

Why It Matters

Google Chrome versions prior to 152.0.7977.65 contain a critical sandbox escape vulnerability in the ANGLE graphics layer that allows remote attackers to execute arbitrary code on affected systems through a malicious web page, with no public exploit currently identified, exposing the organization to potential system compromise, data theft, and malware installation.

Business Impact: Severe
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
0.3%
Top 84% exploitable
Prevalence
Ubiquitous
Chrome is the most widely deployed desktop browser globally
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity CRITICAL
CISA KEV No
Public POC No
EPSS 0.3%
Patch available Yes
Active threat No
Deciding rule
CRITICAL severity
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
Very High
Technical Impact
Total

Priority Score

48
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +48
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Vendor StatusVendor

SUSE

Severity: Critical
Product Status
SUSE Package Hub 15 SP7 Fixed
openSUSE Leap 16.0 Fixed
openSUSE Tumbleweed Fixed
SUSE Package Hub 15 SP7 Affected

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