CVE-2018-13796
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.
02 Description
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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.53% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.8% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-07-12 18:00Z8 YR AGO
- Last updated
- 2024-08-05 09:14Z2 YR AGO
- Reserved
- 2018-07-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 7ed5dd88fe0efd59c80b8d9ad370816dcc80e809743c61c9b0dd9208a497c474
05 Affected products
06 References
- bugs.launchpad.nethttps://bugs.launchpad.net/mailman/+bug/1780874
- lists.debian.org[debian-lts-announce] 20180724 [SECURITY] [DLA 1442-1] mailman security updatehttps://lists.debian.org/debian-lts-announce/2018/07/msg00034.html
- www.mail-archive.com[mailman-users] 20180710 Re: correction: Mailman 2.1.28 Security fix releasehttps://www.mail-archive.com/mailman-users%40python.org/msg71003.html
- security.gentoo.orgGLSA-201904-10https://security.gentoo.org/glsa/201904-10
- usn.ubuntu.comUSN-4348-1https://usn.ubuntu.com/4348-1/
07 Fixed in
Ubuntu 16.04 LTS
- mailman Fixed in 1:2.1.20-1ubuntu0.4
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- mailman Fixed in 1:2.1.26-1ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.