CVE-2025-10535

Name: CVE-2025-10535
Creator: NVD / NIST
Published: 2025-09-16T13:15:48.503+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2025-10535 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.29%

20.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 143.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1979918Broken Link
https://www.mozilla.org/security/advisories/mfsa2025-73/Vendor Advisory

Timeline

Published: Sep 16, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2025-10535?

Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 143.

How severe is CVE-2025-10535?

CVE-2025-10535 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2025-10535?

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-2025-10535?

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

Scan your code now

Source: NVD / NIST