CVE-2026-91738 is an improper input validation vulnerability in ANGLE, the graphics translation layer used by Google Chrome. In Chrome versions prior to 153.0.8010.47, a remote attacker could use a crafted HTML page to potentially execute arbitrary code outside Chrome's sandbox.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
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Medium-severity improper-input-validation vulnerability in Chrome ANGLE.
A Medium-severity improper-input-validation vulnerability in Chrome ANGLE.
An improper-input-validation vulnerability in ANGLE in Google Chrome before version 153.0.8010.47 that could allow a remote attacker to potentially execute arbitrary code outside Chrome's sandbox through a crafted HTML page. Chromium rated it Medium severity.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.