CVE-2026-126889
A NVD · · CVE-2026-126889
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
The alert contains only the CVE description; it provides no indication of active exploitation, affected sectors, or new TTPs.
Description
CVE-2026-126889 describes an off-by-one error in Google Chrome's V8 JavaScript engine before version 157.0.8103.78. A remote attacker may potentially execute arbitrary code inside the sandbox via a specially crafted HTML page. Chromium rates the vulnerability as High severity. According to the alert, there is no information about active exploitation, a public PoC, or KEV inclusion. Installations of Google Chrome with older versions are affected; Chromium-based browsers may also be relevant depending on the adopted version level.
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