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CVE-2026-121217

Google Chrome

CVSS 3.1
7.5 high
CISA KEV
Not listed
Technical details
Weakness
CWE-416
EPSS · 05 Nov 2026
0.12% · p2
Public resources
None found
Vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.

Description

Use after free in Streaming in Google Chrome prior to 157.0.8103.38 allowed an adjacent attacker to execute arbitrary code inside the sandbox via crafted network traffic. (Chromium security severity: Low)

Exploits & detection

No public PoC or detection template found yet.

Timeline

  • Published: 03 Nov 2026
  • Last modified upstream: 05 Nov 2026

Sources & licenses

CVE / CVSS / CWE
NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
Exploitation
CISA KEV (CC0) · EPSS by FIRST.org
References used for the analysis
Analysis, summary and remediation
© VulnCrest

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