Roundcube 1.5.x before 1.5.6 and 1.6.x before 1.6.5 allows XSS via a Content-Type or Content-Disposition header (used for attachment preview or download).
https://www.debian.org/security/2023/dsa-5572
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z4F4DUA3Q46ZVB2RD7BFP4XMNS4RYFFQ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YFRGBPET73URF6364CI547ZVWQESJLGK/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GILSR762MJB3BNJOVOCMW2JXEPV46IIQ/
https://lists.debian.org/debian-lts-announce/2023/12/msg00005.html
https://github.com/roundcube/roundcubemail/releases/tag/1.6.5
https://github.com/roundcube/roundcubemail/releases/tag/1.5.6
https://github.com/roundcube/roundcubemail/commit/5ec496885e18ec6af956e8c0d627856c2257ba2d
Source: Mitre, NVD
Published: 2023-11-06
Updated: 2023-12-28
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/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
EPSS: 0.00662