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CVE-2026-15110 is a high-severity use-after-free vulnerability in the Extensions component of Google Chrome affecting versions prior to 150.0.7871.115. The flaw can be triggered through a crafted Chrome extension and results in a memory-safety error that may lead to heap corruption. Available reporting indicates exploitation requires convincing a user to install a malicious extension. As a use-after-free condition in a browser extension context, the vulnerability can destabilize the browser process and may create conditions for further exploitation within the browser security context.
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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.
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A high-severity use-after-free vulnerability in Google Chrome's Extensions component permits potential heap corruption when a user installs a crafted malicious extension. It affects Chrome versions before 150.0.7871.115 and is referenced by a local security check for affected Chromium packages. The listed CVSS v3 base score is 8.8, and exploitation requires user interaction.
A memory corruption vulnerability in Chrome extensions, highlighting browser extensions as an enterprise attack surface.
A high-severity use-after-free vulnerability in Chrome's Extensions component.
A high-severity use-after-free vulnerability in Chrome's Extensions component.
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.