The mail message display page in SquirrelMail through 1.4.22 has XSS via the formaction attribute.
https://sourceforge.net/p/squirrelmail/bugs/2831/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T5FP5O562A4FM5TCFNEW73SS6PZONSAC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVXTYMZ35IC5KPNMAE6BWAQWURMX7KZO/
https://bugs.debian.org/905023
http://www.openwall.com/lists/oss-security/2018/07/26/2
Source: Mitre, NVD
Published: 2018-08-05
Updated: 2023-11-07
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N