CVE-2026-121217
HIGH severity · CVSS 7.5 · Use-after-free
7.5CVSS HIGH
Summary
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)
Impact & exploitability
Attack vectorAdjacent
Attack complexityHigh
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.