0.0
NA
CVE-2026-50765
Koha Cross-Site Scripting
Description

Cross-Site Scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System through 25.11 allows an authenticated remote attacker with administrator privileges to inject arbitrary web scripts via the restriction type label (display_text field)

INFO

Published Date :

June 26, 2026, midnight

Last Modified :

June 26, 2026, 9:36 p.m.

Remotely Exploit :

No

Source :

mitre
Affected Products

The following products are affected by CVE-2026-50765 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update Koha to the latest version to fix the XSS vulnerability on the patron restriction page.
  • Apply the vendor-supplied patch or update Koha.
  • Validate restricted input on administration pages.
  • Sanitize all user-supplied data for display.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-50765 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.