Description
Multiple cross-site scripting (XSS) vulnerabilities in Cgi/confirm.py in GNU Mailman 2.1.14 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) full name or (2) username field in a confirmation message.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | mailman | 1:2.1.13-5 | DSA-2170-1 |
| Debian 5.0 | mailman | 1:2.1.11-11+lenny2 | DSA-2170-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | mailman | 3:2.1.12-14.el6_0.2 | RHSA-2011:0308 |
| RHEL 5 | mailman | 3:2.1.9-6.el5_6.1 | RHSA-2011:0307 |
| RHEL 4 | mailman | 3:2.1.5.1-34.rhel4.7 | RHSA-2011:0307 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | mailman | 2.1.23-1.2 | openSUSE-SU-2024:10215-1 |
Advisories 4
- RHSA-2011:0307 Red Hat Security Advisory: mailman security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2011:0308 Red Hat Security Advisory: mailman security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2170-1 mailman - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10215-1 mailman-2.1.23-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- ADV-2011-0487 vdb-entry
- FEDORA-2011-2102 vendor-advisory
- RHSA-2011:0307 vendor-advisory
- 70936 vdb-entry
- 43294 third-party-advisory
- ADV-2011-0720 vdb-entry
- SUSE-SR:2011:009 vendor-advisory
- ADV-2011-0435 vdb-entry
- ADV-2011-0460 vdb-entry
- openSUSE-SU-2011:0424 vendor-advisory
- DSA-2170 vendor-advisory
- [mailman-announce] 20110213 Mailman Security Patch Announcement mailing-list
- USN-1069-1 vendor-advisory
- RHSA-2011:0308 vendor-advisory
- ADV-2011-0436 vdb-entry
- APPLE-SA-2011-10-12-3 vendor-advisory
- MDVSA-2011:036 vendor-advisory
- [mailman-announce] 20110218 Mailman Security Patch Announcement mailing-list
- 46464 vdb-entry
- 1025106 vdb-entry
- 43829 third-party-advisory
- 43425 third-party-advisory
- ADV-2011-0542 vdb-entry
- http://support.apple.com/kb/HT5002
- 43389 third-party-advisory
- mailman-fullname-xss(65538) vdb-entry
- FEDORA-2011-2125 vendor-advisory
- 43580 third-party-advisory
- FEDORA-2011-2030 vendor-advisory
- 43549 third-party-advisory