CVE-2026-87644: Incorrect Authorization in Google Chrome Views on Windows Prior to 153.0.8010.36 Allows Arbitrary Code Execution Outside Sandbox
A NVD · · CVE-2026-87644
Admiralty grading (A–F · 1–6)
Source reliability
- A Completely reliable
- B Usually reliable
- C Fairly reliable
- D Not usually reliable
- E Unreliable
- F Cannot be judged
Information credibility
- 1 Confirmed
- 2 Probably true
- 3 Possibly true
- 4 Doubtful
- 5 Improbable
- 6 Cannot be judged
NATO Admiralty (AJP-2.1) grades confidence, independent of the risk score. Cross-source corroboration isn't tracked for non-CVE news, so single-source items are capped at a lower credibility number; a low number does not imply low quality.
Key metrics
- EPSS
- 0%
Key insight
A sandbox-escape vulnerability enables code execution outside the Chrome sandbox, but requires prior renderer process compromise and social engineering.
Description
CVE-2026-87644 is an authorization vulnerability in Google Chrome (Windows versions prior to 153.0.8010.36) that allows a remote attacker, after compromising the renderer process through social engineering, to execute arbitrary code outside the sandbox. The vulnerability is rated Medium severity by Chromium. Exploitation requires prior renderer compromise, reducing practical attack likelihood. Active exploitation in the wild is not yet reported.
Risk score
- cvss base
- 0.00
- kev bonus
- 0.00
- epss bonus
- 0.00
- poc bonus
- 0.00
- raw before weight
- 0.00
- industry weight
- 1.21
- freshness factor
- 1.00
- exploitability factor
- 1.00
- days old
- 0.00
- vendor mismatch penalty
- 0.00
Path: operational