🛡️ CVE-2018-13796 — mailman

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Moderate severity vulnerability that affects mailman

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability none.

Affected software

CVE-2018-13796 is recorded against 1 package.

  • mailman (fixed in 2.1.28)

Timeline and source

Published on 2 July 2026 and last revised on 6 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
bugs.launchpad.net (Web)
github.com (Advisory)
lists.debian.org (Web)
security.gentoo.org (Web)
usn.ubuntu.com (Web)
www.mail-archive.com (Web)
pypi.org (Package)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-07-02
Updated 2026-08-12
Modified 2026-07-06
Fix URL N/A

Affected Packages

Software From version Fixed in
mailman — 2.1.28

Similar Threats

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