CVE-2026-19780

Koha Eval Code Injection Remote Code Execution Vulnerability

Published Sep 15, 2026 CVSS 3.0 · 8.8 High EPSS 1.0% KEV · Not listed
Description
Koha Eval Code Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Koha. Authentication is required to exploit this vulnerability.

The specific flaw exists within the web service, which listens on TCP port 8081 by default. The issue results from the lack of proper validation of a user-supplied string before passing it to the eval function. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-29165.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Koha
Koha koha
Vendors & Products Koha
Koha koha
Type Values Removed Values Added
Description Koha Eval Code Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Koha. Authentication is required to exploit this vulnerability. The specific flaw exists within the web service, which listens on TCP port 8081 by default. The issue results from the lack of proper validation of a user-supplied string before passing it to the eval function. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-29165.
Title Koha Eval Code Injection Remote Code Execution Vulnerability
Weaknesses CWE-95
References
Metrics cvssV3_0

{'score': 8.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
zdi
Published
Updated
Sep 22, 2026, 5:57 PM
Reserved
Aug 13, 2026, 5:43 PM
Status
Awaiting Analysis
Published
Sep 15, 2026, 5:17 PM
Modified
Sep 22, 2026, 6:17 PM