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MEDIUM · 6.1

CVE-2026-50765

A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System 0 through 25.11 versions allow an authenticated remote attacker w...

Vulnerability Description

A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System 0 through 25.11 versions allow an authenticated remote attacker with administrator privileges to inject arbitrary web scripts via the restriction type label (display_text field).

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
KohaKoha<= 25.11.00

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2026-50765?

CVE-2026-50765 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System 0 through 25.11 versions allow an authenticated remote attacker w...

How severe is CVE-2026-50765?

CVE-2026-50765 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-50765?

Check the references section above for vendor advisories and patch information. Affected products include: Koha Koha.