CVE-2026-121217 — Vulnerability intelligence

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Published: 2026-11-03T21:17:31.243

CVSS

Not available

CISA KEV

Not listed; not proof of no exploitation

Original source text (not a translation)

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)

Sources

• CVE-2026-121217
• Original advisory
• Original advisory