CVE-2026-87446 is a medium-severity incomplete-cleanup vulnerability in Google Chrome Extensions prior to version 153.0.8010.36. A remote attacker can leverage a crafted Chrome extension, together with social engineering that causes a victim to install or use it, to bypass system access restrictions.
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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.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
5 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An incomplete-cleanup vulnerability in Google Chrome Extensions prior to version 153.0.8010.36 that could allow a remote attacker, with social engineering, to bypass system access restrictions using a crafted Chrome extension.
A network-reachable vulnerability requiring user interaction that can result in high integrity impact. The plugin identifies affected Debian Linux 12.0, 13.0, and 14.0 systems and references Chromium.
Incomplete-cleanup flaw in Chrome Extensions.
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.