CVE-2026-31844

8.7 highEPSS 0.4%

High (8.7) in koha koha. EPSS 0.4% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.7 high

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

CVSS 3.1

8.8 high

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-10-31)
CWE: CWE-89
Published: 2026-03-11
Modified: 2026-08-10
Record from: the NVD, synced 2026-10-19

Affected

koha:koha

References

https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=41593
https://koha-community.gitlab.io/KohaAdvent/2025-12-09-security-all/
https://koha-community.org/koha-25-11-01-released/

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