Description
LibreBooking's email template editor save action passes the submitted template name directly into the destination file path, allowing a remote attacker with administrator credentials to write an arbitrary file outside the template directory and execute code. Fixed in 5.1.0.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
LibreBooking LibreBooking
Default version status: unknown
0 to < 5.1.0affected5.1.0unaffected
References
- https://github.com/LibreBooking/librebooking/pull/1456 ↗
- https://github.com/LibreBooking/librebooking/releases/tag/v5.1.0 ↗
- https://github.com/LibreBooking/librebooking/commit/cb9b7ad9da0243bd105809f6a4a8a6b9147c71ea ↗
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-190-01.json ↗
- https://www.cve.org/CVERecord?id=CVE-2026-61343 ↗