CVE-2023-25740

Description

After downloading a Windows <code>.scf</code> script from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system. This also had the potential to leak NTLM credentials to the resource.<br>*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.23%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2023-05/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1812354 issue tracking permissions required

Frequently Asked Questions

What is the severity of CVE-2023-25740?
CVE-2023-25740 has been scored as a high severity vulnerability.
How to fix CVE-2023-25740?
To fix CVE-2023-25740, 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-2023-25740 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-25740 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-2023-25740?
CVE-2023-25740 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.