CVSS 3.1
9.6 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:HCVE-2026-121229 google chrome
Critical (9.6) in google chrome. EPSS 0.4% estimated probability of exploitation activity in the next 30 days.
On this page
Memory corruption in ANGLE in Google Chrome on on Android prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Severity
- EPSS
- 0.4% (unchanged from 0.4% a week ago) estimated probability of exploitation activity in the next 30 days; 36th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
- CISA's assessment (SSVC)
- Exploitation: none · Automatable: no · Technical impact: total, assessed 2026-11-03. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
- CWE
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
- Published
- Modified
- NVD analysis
- Analyzed
- Record from
- the NVD, synced
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Explain CVE-2026-121229 for an engineer deciding whether to act. Use https://cve.bz/api/public/cves/CVE-2026-121229?via=ask-ai-copy and https://cve.bz/cve/CVE-2026-121229?via=ask-ai-copy as the source of truth: what is affected and which versions fix it, whether it is in CISA KEV, public exploits, and its EPSS (an internet-wide 30-day estimate of exploitation activity, not a forecast for my systems). If they give no fixed versions, use the CVE record https://cveawg.mitre.org/api/cve/CVE-2026-121229 or the vendor advisory, not third-party mirrors. Tell me how to check whether I am affected and how to verify a fix. Cite the sources and say where they are uncertain.Opens a third-party assistant; its answer is its own, not cve.bz's. The prompt holds only this CVE's id and public links.
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Affected
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Google Chrome | from 157.0.8103.38 before 157.0.8103.38 |
Fix and patched versions
- openSUSE: fixed package versions per release
- Vendor advisory: https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop.html
Linux distributions
| Distribution | Release | Package | Fixed in | Advisory |
|---|---|---|---|---|
| Debian | 12, 13, 14 | chromium | no fix listed | DEBIAN-CVE-2026-121229 |
| openSUSE | Tumbleweed | chromium | 157.0.8103.38-1.1 | openSUSE-SU-2026:12426-1 |
From the distributions' data via OSV.dev: the Debian Security Tracker; SUSE security data, CC BY 4.0. Modified: reformatted and linked to CVE records. Credits. On the distributions' own pages: Debian · openSUSE.
Red Hat
Red Hat rates this Important.
Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
--- CME Mitigation Guidance (2026-11-04) ---
Disclaimer: The following mitigation solutions are provided as a courtesy, pending the application of an official patch. This content was generated utilizing AI tools in conjunction with data from https://cmetaxonomy.org. Customers are advised to independently evaluate and test these temporary mitigations within their own infrastructure.
The highest-value action is to prevent rendering of untrusted web content or isolate the Chromium GPU process to limit memory corruption within the ANGLE graphics abstraction layer: upgrade to Google Chrome 157.0.8103.38 (or the fixed Chromium builds), which vendor restricted specific bug details; resolves memory corruption within the ANGLE component, closing crafted HTML page. Until patched, this is a concern on Chromium deployments across all supported operating systems, so Restrict users from browsing untrusted sites or opening untrusted HTML pages that trigger ANGLE graphics processing. As a compensating measure, Enforce Address Space Layout Randomization to hinder reliable code-reuse attacks against the ANGLE userspace process, Enable the NX/XD bit to prevent execution of injected shellcode in corrupted data memory regions, Enforce full RELRO and PIE to ensure a read-only Global Offset Table and randomized binary code addresses, Enable Control Flow Integrity and Shadow Call Stack to validate indirect calls and return addresses in ANGLE, Apply kernel-level seccomp syscall filtering to constrain system calls accessible to compromised browser or GPU processes, and Deploy EDR agents to monitor for anomalous process activity and post-exploitation behavior escaping the sandbox. These controls limit blast radius and contain exploitation, but they do not fix the underlying memory corruption defect — apply the upstream patch to fully remediate.
Highest-impact CME: CME-601 Kernel-Level Syscall Filtering (seccomp) (medium)
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | firefox | Not affected | |
| Red Hat Enterprise Linux 10 | thunderbird | Not affected | |
| Red Hat Enterprise Linux 6 | webkitgtk | Out of support scope | |
| Red Hat Enterprise Linux 7 | firefox | Not affected | |
| Red Hat Enterprise Linux 7 | webkitgtk3 | Out of support scope | |
| Red Hat Enterprise Linux 7 | webkitgtk4 | Affected | |
| Red Hat Enterprise Linux 8 | firefox | Not affected | |
| Red Hat Enterprise Linux 8 | mozjs60 | Not affected | |
| Red Hat Enterprise Linux 8 | thunderbird | Not affected | |
| Red Hat Enterprise Linux 8 | webkit2gtk3 | Affected | |
| Red Hat Enterprise Linux 9 | firefox | Not affected | |
| Red Hat Enterprise Linux 9 | thunderbird | Not affected | |
| Red Hat Enterprise Linux 9 | webkit2gtk3 | Affected |
Contains Red Hat Security Data © Red Hat, Inc., licensed under CC BY 4.0. Source: https://access.redhat.com/security/data. Modified: reformatted. Red Hat's page for CVE-2026-121229.
Attack patterns (CAPEC)
The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits. More on the page of CWE-119 (12).