CVE-2026-87500: Improper Array Index Validation in ANGLE in Google Chrome Prior to 153.0.8010.36 Allows Remote Code Execution Outside Sandbox
A NVD · · CVE-2026-87500
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 in Chromium ANGLE allows attackers to execute arbitrary code outside the browser sandbox, posing critical risk to end users.
Description
CVE-2026-87500 is a vulnerability in Google Chrome's ANGLE rendering engine caused by improper array index validation. An attacker can provide a crafted HTML page that, when loaded in the browser, triggers an out-of-bounds memory access, allowing code execution outside the sandbox isolation boundary. The vulnerability affects Chrome versions before 153.0.8010.36 and is rated high severity by Chromium. As no active exploit or campaign context is mentioned in this advisory, it represents a standard security notice without evidence of active exploitation.
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