CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE-2026-126910 google chrome: Type Confusion
High (8.8) in google chrome. EPSS 0.3% estimated probability of exploitation activity in the next 30 days.
On this page
Type confusion in V8 in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Severity
- EPSS
- 0.3% estimated probability of exploitation activity in the next 30 days; 28th 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 2026-11-12. 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-843 Access of Resource Using Incompatible Type (Type Confusion)
- Published
- Modified
- Assigned by
- Chrome (CNA)
- NVD analysis
- Under analysis
- Record from
- the NVD, synced
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Affected
Versions
From the CNA's record in the CVE List.
| Product | Affected |
|---|---|
| Google Chrome | from 157.0.8103.78 before 157.0.8103.78 |
Linux distributions
| Distribution | Release | Package | Fixed in | Advisory |
|---|---|---|---|---|
| Debian | 12, 13, 14 | chromium | no fix listed | DEBIAN-CVE-2026-126910 |
From the distributions' data via OSV.dev: the Debian Security Tracker. Modified: reformatted and linked to CVE records. Credits. On the distributions' own pages: Debian.
Red Hat
Red Hat rates this Important.
Red Hat Product Security rates this flaw as an Important severity impact because it allows remote attackers to execute arbitrary code within the browser renderer process if a user is tricked into visiting a malicious webpage. In typical Red Hat Enterprise Linux desktop deployments, Chromium processes web content under standard user privileges, meaning exploitation requires direct interaction from a local user to open untrusted content. While the potential for remote execution elevates the risk above Moderate, the severity does not reach Critical because the compromised process remains confined within the multi-process browser sandbox, preventing direct access to host system resources without an additional sandbox escape.
Operational controls can reduce the risk of exploitation:
1. Avoid visiting untrusted websites or following unverified links.
2. Ensure the browser's built-in security sandbox remains active and is not disabled.
3. Disable JavaScript execution in Chromium site settings to prevent triggering the vulnerable V8 engine.
Caveat: Disabling JavaScript will severely impact the usability and functionality of modern interactive web applications.
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-2026-126910.
History
- Scored 8.8 high
Changes since this site first stored the record. The same for every record: /api/public/changes.