PatchTheCVEkoha vulnerabilities and fixes
Recent CVEs affecting koha, with upgrade or downgrade steps. 3 tracked.
koha has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-06-26. Highest priority: CVE-2026-50765 (score 32/100).
- CVE-2026-50767 MEDIUM 5.4 UPGRADE A stored cross-site scripting (XSS) vulnerability in the item type administration page of Koha Library Managem
- CVE-2026-50766 MEDIUM 5.4 UPGRADE A stored cross-site scripting (XSS) vulnerability in the OPAC item detail page of Koha Library Management Syst
- CVE-2026-50765 MEDIUM 6.1 UPGRADE A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha L
FAQ
How do I fix koha vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is koha being exploited right now?
None of the tracked koha CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which koha CVE should I patch first?
CVE-2026-50765 currently ranks highest (32/100): A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha L.