CVE-2025-27424

Name: CVE-2025-27424
Creator: NVD / NIST
Published: 2025-03-04T14:15:39.397+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.24%

Last modified Jun 17, 2026

CVE-2025-27424 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Websites redirecting to a non-HTTP scheme URL could allow a website address to be spoofed for a malicious page. This vulnerability was fixed in Firefox for iOS 136.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

Websites redirecting to a non-HTTP scheme URL could allow a website address to be spoofed for a malicious page. This vulnerability was fixed in Firefox for iOS 136.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.24%

15.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-601

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 136.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1945392Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2025-13/Vendor Advisory

Timeline

Published: Mar 4, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-27424?

Websites redirecting to a non-HTTP scheme URL could allow a website address to be spoofed for a malicious page. This vulnerability was fixed in Firefox for iOS 136.

How severe is CVE-2025-27424?

CVE-2025-27424 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.

How do I fix CVE-2025-27424?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-27424?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST