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Exploit / PoChighExploited in the wild

Update Chrome now to protect against an actively exploited vulnerability

Malwarebytes Labsby @MetallicaMVP ()2 min read2
AI summary · glm-5.3-flashSummaries by Vani AI

Google shipped Chrome 153.0.8010.36/.37 fixing 230 flaws including actively exploited V8 out-of-bounds write CVE-2026-87491 enabling sandboxed code execution.

Chrome stable channel updated to 153.0.8010.36/.37 for Windows and Mac and 153.0.8010.36 for Linux, including 230 security fixes. CVE-2026-87491 is an out-of-bounds write in Chrome's V8 JavaScript engine that a crafted HTML page can exploit to execute arbitrary code inside the browser sandbox; Google rates it medium severity, but it is confirmed as actively exploited. The update also fixes five Critical vulnerabilities, four of which were found in WebGL. Users should update via Settings > About Chrome and restart the browser.

Key facts
  • Chrome 153.0.8010.36/.37 ships 230 fixes, including one actively exploited V8 bug
  • CVE-2026-87491 lets a crafted web page run attacker code inside the browser sandbox
  • Five Critical fixes included, four of them in WebGL
  • Users should verify updates via Settings > About Chrome and restart the browser
Analyze CVE-2026-87491 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-87491
Actively Exploited Out-of-Bounds Write in Google Chrome V8
8.84%KEV
KEV

From the original article

2 min read at malwarebytes.com

Chrome issues another monster update, fixing an actively exploited V8 vulnerability and 229 other flaws.

Malwarebytes Labs

By @MetallicaMVP · malwarebytes.com

Read the full article at Malwarebytes Labs

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.