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Vulnerability record · CVE-2026-31844 · published 11 March 2026

CVE-2026-31844: Koha sql injection vulnerability

Koha · Koha

An authenticated SQL Injection vulnerability (CWE-89) exists in the Koha staff interface in the /cgi-bin/koha/suggestion/suggestion.pl endpoint due to improper validation of the displayby parameter used by the GetDistinctValues functionality. Successful exploitation may lead to full compromise of the backend database, including disclosure or modification of stored data.

8.7 CVSS 4.0 High EPSS 0.57% · top 55.0% CWE-89 · SQL injection
8.7CVSS 4.0 base score, v2 9.0
0.57%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
10 Aug 2026Last modified by NVD

Description

An authenticated SQL Injection vulnerability (CWE-89) exists in the Koha staff interface in the /cgi-bin/koha/suggestion/suggestion.pl endpoint due to improper validation of the displayby parameter used by the GetDistinctValues functionality. Successful exploitation may lead to full compromise of the backend database, including disclosure or modification of stored data.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=41593 Issue Tracking
https://koha-community.gitlab.io/KohaAdvent/2025-12-09-security-all/ Not Applicable
https://koha-community.org/koha-25-11-01-released/ Release Notes

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2014-1924Koha sql injection vulnerabilityThe MARC framework import/export function (admin/import_export_framework.pl) in Koha before 3.8.23, 3.10.x before 3.10.13, 3.12.x before 3.12.10, and…EPSS 2.0%9.8CVE-2014-1925Koha sql injection vulnerabilitySQL injection vulnerability in the MARC framework import/export function (admin/import_export_framework.pl) in Koha before 3.8.23, 3.10.x before 3.10…EPSS 2.0%9.8CVE-2015-4633Koha sql injection vulnerabilityMultiple 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…EPSS 6.1%9.6CVE-2024-28740Koha cross-site scripting vulnerabilityCross Site Scripting vulnerability in Koha ILS 23.05 and before allows a remote attacker to execute arbitrary code via the additonal-contents.pl comp…EPSS 0.71%8.8CVE-2018-1000669Koha cross-site request forgery vulnerabilityKOHA Library System version 16.11.x (up until 16.11.13) and 17.05.x (up until 17.05.05) contains a Cross Site Request Forgery (CSRF) vulnerability in…EPSS 0.48%8.8CVE-2015-4639Koha cross-site request forgery vulnerabilityCross-site scripting (XSS) vulnerability in opac-addbybiblionumber.pl in Koha 3.14.x before 3.14.16, 3.16.x before 3.16.12, and 3.20.x before 3.20.1 …EPSS 0.62%8.0CVE-2024-24337Koha csv injection vulnerabilityCSV Injection vulnerability in '/members/moremember.pl' and '/admin/aqbudgets.pl' endpoints in Koha Library Management System version 23.05.05 and ea…EPSS 0.81%8.0CVE-2015-4630Koha cross-site request forgery vulnerabilityMultiple cross-site request forgery (CSRF) 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 be…EPSS 3.0%

Source: NIST National Vulnerability Database (record CVE-2026-31844), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.