What’s Vulnerable › Vulnerabilities

CVE-2026-61343: LibreBooking path traversal

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-09 · updated 2026-07-30
• Weakness: CWE-23

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

• LibreBooking: before 5.1.0 — fixed in 5.1.0

How to fix

Upgrade to a fixed version: LibreBooking 5.1.0. Check the vendor advisory for mitigations.

References

• https://github.com/LibreBooking/librebooking/commit/cb9b7ad9da0243bd105809f6a4a8a6b9147c71ea
• https://github.com/LibreBooking/librebooking/pull/1456
• https://github.com/LibreBooking/librebooking/releases/tag/v5.1.0
• 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

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