CVE-2015-4633: Koha

Critical severity, CVSS 9.8. EPSS: 6.1% chance of exploitation in the next 30 days.

Multiple SQL injection vulnerabilities in Koha 3.14.x before 3.14.16, 3.16.x before 3.16.12, 3.18.x before 3.18.08, and 3.20.x before 3.20.1 allow (1) remote attackers to execute arbitrary SQL commands via the number parameter to opac-tags_subject.pl in the OPAC interface or (2) remote authenticated users to execute arbitrary SQL commands via the Filter or (3) Criteria parameter to reports/borrowers_out.pl in the Staff interface.

Affected products

• Koha Koha: from 3.14.00, before 3.14.16 (fixed in 3.14.16); from 3.16.00, before 3.16.12 (fixed in 3.16.12); from 3.18.00, before 3.18.08 (fixed in 3.18.08); from 3.20.00, before 3.20.01 (fixed in 3.20.01)

Published 2018-10-18. Last modified 2026-06-17.