CVE-2021-43331
MEDIUMCVSS 6.1/10EPSS 1.28%
Last modified
CVE-2021-43331 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.
Description
In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Mailman | < 2.1.36 |
| Debian | Debian Linux | 9.0 |
References
- https://bugs.launchpad.net/mailman/+bug/1949401Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/06/msg00011.htmlMailing List, Third Party Advisory
- https://bugs.launchpad.net/mailman/+bug/1949401Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/06/msg00011.htmlMailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-43331?
In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options page can execute arbitrary JavaScript for XSS.
How severe is CVE-2021-43331?
CVE-2021-43331 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.
How do I fix CVE-2021-43331?
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-2021-43331?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST