CVE-2026-19780

Koha Eval Code Injection Remote Code Execution Vulnerability

State
Published
Severity
8.8 High
Published
Sep 15, 2026
Updated
Sep 22, 2026
Reserved
Aug 13, 2026

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
3.08.8 HighCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')

Affected Products

ProductVersions
KohaKoha
  • 25.12.00Affected

References

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