CVE-2021-43331
Publication date 12 November 2021
Last updated 25 August 2025
Ubuntu priority
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.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| mailman | 25.04 plucky | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal |
Fixed 1:2.1.29-1ubuntu3.1+esm1
|
|
| 18.04 LTS bionic |
Fixed 1:2.1.26-1ubuntu0.5
|
|
| 16.04 LTS xenial |
Fixed 1:2.1.20-1ubuntu0.6+esm2
|
|
| 14.04 LTS trusty | Ignored end of standard support |
Get expanded security coverage with Ubuntu Pro
Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.
Get Ubuntu Pro 30-day free trialSeverity score breakdown
| Parameter | Value |
|---|---|
| Base score |
6.1 · Medium
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Changed |
| Confidentiality | Low |
| Integrity impact | Low |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-5151-1
- Mailman vulnerabilities
- 18 November 2021
- USN-5151-2
- Mailman vulnerabilities
- 25 November 2021