CVE-2026-102372
MEDIUMCVSS 6.1Description
GestSup versions before 3.2.61 fail to properly sanitize HTML email bodies in the IMAP LOGIN connector, allowing unauthenticated attackers to store arbitrary JavaScript in ticket descriptions and replies. Attackers can send emails to the monitored mailbox containing script tags and event handlers that execute in technician browsers, enabling ticket data theft and unauthorized actions.
Timeline
Published:September 29th, 2026 1:16 AM
Last modified:September 30th, 2026 5:32 PM
CVSS Scoring
CVSS v3: 6.1 (MEDIUM)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://blog.spiizn.xyz/articles/remote-code-execution-turning-a-ticket-into-a-new-issue/
- https://gestsup.fr/index.php?page=changelog
- https://gestsup.fr/index.php?page=download
- https://gestsup.fr/index.php?page=download&channel=stable&version=3.2.61&type=patch
- https://www.vulncheck.com/advisories/gestsup-before-3.2.62-stored-xss-via-email-body-in-login-imap-connector
Source: NIST NVD · Data may lag official sources by up to one minute