CVE-2025-27426

5.4 mediumEPSS 0.2%

Medium (5.4) in mozilla firefox. EPSS 0.2% chance of exploitation in the next 30 days.

Malicious websites utilizing a server-side redirect to an internal error page could result in a spoofed website URL. This vulnerability was fixed in Firefox for iOS 136.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-31)
CWE: CWE-601
Published: 2025-03-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mozilla:firefox

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1933079
https://www.mozilla.org/security/advisories/mfsa2025-13/

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