CVE-2025-21401 json
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
published 2025-02-14 20 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-2461
- cvss
- 4.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 25%
- public exploits
- 0
- none known
Summary
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Patch / fix
- Microsoft Microsoft Edge (Chromium-based) 133.0.3065.69
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C |
| CNA | 3.1 | 4.5 | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L |
Affected products
- Microsoft Microsoft Edge (Chromium-based)
Classification
- Weakness
-
- CWE-601 URL Redirection to Untrusted Site
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2025-21401
vendor-advisory, patch
Sources
- CVE List CVE-2025-21401
- NVD CVE-2025-21401
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.