CVE-2025-8364

Description

A crafted URL using a blob: URI could have hidden the true origin of the page, resulting in a potential spoofing attack. *Note: This issue only affected Android operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 141.

Category

4.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1909609 issue tracking permissions required
https://bugzilla.mozilla.org/show_bug.cgi?id=1969937 issue tracking permissions required
https://www.mozilla.org/security/advisories/mfsa2025-56/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-8364?
CVE-2025-8364 has been scored as a medium severity vulnerability.
How to fix CVE-2025-8364?
To fix CVE-2025-8364, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-8364 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-8364 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-8364?
CVE-2025-8364 affects Mozilla Firefox.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.