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MEDIUM 6.5

PYSEC-2026-661

Moderate severity vulnerability that affects mailman

Details

An issue was discovered in GNU Mailman before 2.1.28. A crafted URL can cause arbitrary text to be displayed on a web page from a trusted site.

Are you affected?

Enter the version of the package you're using.

Affected packages

Introduced in: 0 Fixed in: 2.1.28

Fix pip install --upgrade 'mailman>=2.1.28'

References

https://nvd.nist.gov/vuln/detail/CVE-2018-13796 [ADVISORY]
https://bugs.launchpad.net/mailman/+bug/1780874 [WEB]
https://github.com/advisories/GHSA-xqvg-xm9m-p2c4 [ADVISORY]
https://lists.debian.org/debian-lts-announce/2018/07/msg00034.html [WEB]
https://security.gentoo.org/glsa/201904-10 [WEB]
https://usn.ubuntu.com/4348-1 [WEB]
https://www.mail-archive.com/mailman-users@python.org/msg71003.html [WEB]
https://pypi.org/project/mailman [PACKAGE]