CVE-2024-8394

Description

When aborting the verification of an OTR chat session, an attacker could have caused a use-after-free bug leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 128.2.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.10%
Vendor Advisory mozilla.org
Affected: Mozilla Thunderbird
Published at:
Updated at:

References

Link Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1895737 issue tracking permissions required
https://www.mozilla.org/security/advisories/mfsa2024-43/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2024-8394?
CVE-2024-8394 has been scored as a medium severity vulnerability.
How to fix CVE-2024-8394?
To fix CVE-2024-8394, 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-2024-8394 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-8394 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-2024-8394?
CVE-2024-8394 affects Mozilla Thunderbird.
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.