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CVE-2026-91730 is an incomplete-cleanup vulnerability in the GetUserMedia component of Google Chrome before version 153.0.8010.47. A remote attacker that has already compromised the Chrome renderer process can leverage insufficient cleanup and a crafted HTML page, together with social engineering, to access cross-origin data.
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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.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Medium-severity incomplete-cleanup vulnerability in Chrome GetUserMedia.
A Medium-severity incomplete-cleanup vulnerability in Chrome GetUserMedia.
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.