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.

Attack Vector Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
LibreBooking LibreBooking unknown
Version Status Constraints
0 affected < 5.1.0
5.1.0 unaffected —

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/LibreBooking/librebooking/commit/cb9b7ad9da0243bd105809f6a4a8a6b9147c71ea cve-icon
https://github.com/LibreBooking/librebooking/pull/1456 cve-icon
https://github.com/LibreBooking/librebooking/releases/tag/v5.1.0 cve-icon
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-190-01.json cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-61343 cve-icon
History

Thu, 09 Jul 2026 18:00:00 +0000

Type Values Removed Values Added
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.
Title LibreBooking path traversal
Weaknesses CWE-23
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: cisa-cg

Published:

Updated: 2026-07-09T17:46:05.221Z

Reserved: 2026-07-08T17:00:29.404Z

Link: CVE-2026-61343

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses