CVE-2025-27737
Improper input validation in Windows Security Zone Mapping allows an unauthorized attacker to bypass a security feature locally.
Scoring
- Severity
- HIGH
- CVSS base score
- 8.6
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
- EPSS probability
- 0.76%
- CWE
- CWE-20
- Published
- 2025-04-08
- Last modified
- 2026-08-10
Affected products
- Microsoft Windows 10 Version 1507
- Microsoft Windows 10 Version 1607
- Microsoft Windows 10 Version 1809
- Microsoft Windows 10 Version 21H2
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 version 22H2
- Microsoft Windows 11 version 22H3
- Microsoft Windows 11 Version 23H2
Weakness type
Related vulnerabilities
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- CVE-2026-79182 — Improper input validation in Media in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially exec
- CVE-2026-78963 — Improper input validation in Media in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially exec
- CVE-2026-79008 — Improper input validation in GPU in Google Chrome on on Android prior to 152.0.7977.65 allowed a remote attacker who had
- CVE-2026-87553 — Improper input validation in SiteIsolation in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had com
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