CVE catalog
CVE-2021-44227
mailman vulnerability
- Severity
- High · CVSS 8
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.76% · Oct 27, 2026
In GNU Mailman before 2.1.38, a list member or moderator can get a CSRF token and craft an admin request (using that token) to set a new admin password or make other changes.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | mailman | pro | 1:2.1.20-1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.3 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.4 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.5 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.6 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.6+esm1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.6+esm2 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.20-1ubuntu0.6+esm3 | fixed |
| Ubuntu | mailman | 18.04 | 1:2.1.23-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.24-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.25-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.2 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.3 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.4 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.5 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.6 | fixed |
| Ubuntu | mailman | pro | 1:2.1.29-1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.29-1build1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.29-1ubuntu3 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.29-1ubuntu3.1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.29-1ubuntu3.1+esm1 | vulnerable |
| Ubuntu | mailman | pro | 1:2.1.29-1ubuntu3.1+esm2 | fixed |
| Ubuntu | mailman | 18.04 | 1:2.1.23-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.24-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.25-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.1 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.2 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.3 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.4 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.5 | vulnerable |
| Ubuntu | mailman | 18.04 | 1:2.1.26-1ubuntu0.6 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Ubuntu | mailman | deb | pro | 1:2.1.20-1ubuntu0.6+esm3 | Not reported | UBUNTU-CVE-2021-44227 | Not reported |
| Ubuntu | mailman | deb | 18.04 | 1:2.1.26-1ubuntu0.6 | Not reported | UBUNTU-CVE-2021-44227 | Not reported |
| Ubuntu | mailman | deb | pro | 1:2.1.29-1ubuntu3.1+esm2 | Not reported | UBUNTU-CVE-2021-44227 | Not reported |
| Ubuntu | mailman | deb | 18.04 | 1:2.1.26-1ubuntu0.6 | Not reported | USN-5180-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2021_4913.json]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-44227]
- [https://osv.dev/vulnerability/USN-5180-1]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-44227.json]
[FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]