CVE-2026-31844

Authenticated SQL Injection in Koha displayby parameter of suggestion.pl

Published Mar 11, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
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. A low-privileged staff user can inject arbitrary SQL queries via crafted requests to this parameter, allowing execution of unintended SQL statements and exposure of sensitive database information. Successful exploitation may lead to full compromise of the backend database, including disclosure or modification of stored data. 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.
Title Koha - Authenticated SQL Injection in displayby Parameter of suggestion.pl Authenticated SQL Injection in Koha displayby parameter of suggestion.pl
Type Values Removed Values Added
Title Authenticated SQL Injection in Koha displayby parameter of suggestion.pl Koha - Authenticated SQL Injection in displayby Parameter of suggestion.pl
Type Values Removed Values Added
First Time appeared Koha
Koha koha
CPEs cpe:2.3:a:koha:koha:*:*:*:*:*:*:*:*
cpe:2.3:a:koha:koha:25.11.00:*:*:*:*:*:*:*
Vendors & Products Koha
Koha koha
Type Values Removed Values Added
First Time appeared Koha-community
Koha-community koha
Vendors & Products Koha-community
Koha-community koha
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An authenticated SQL Injection vulnerability (CWE-89) in the displayby parameter of /cgi-bin/koha/suggestion/suggestion.pl in Koha allows a low-privileged staff user to execute arbitrary SQL queries and retrieve sensitive database information. 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. A low-privileged staff user can inject arbitrary SQL queries via crafted requests to this parameter, allowing execution of unintended SQL statements and exposure of sensitive database information. Successful exploitation may lead to full compromise of the backend database, including disclosure or modification of stored data.
References
Type Values Removed Values Added
Description An authenticated SQL Injection vulnerability (CWE-89) in the displayby parameter of /cgi-bin/koha/suggestion/suggestion.pl in Koha allows a low-privileged staff user to execute arbitrary SQL queries and retrieve sensitive database information.
Title Authenticated SQL Injection in Koha displayby parameter of suggestion.pl
Weaknesses CWE-89
References
Metrics cvssV2_0

{'score': 9, 'vector': 'AV:N/AC:L/Au:S/C:C/I:C/A:C'}

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.7, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TuranSec
Published
Updated
Aug 10, 2026, 11:43 AM
Reserved
Mar 9, 2026, 6:20 PM
Status
Modified
Published
Mar 11, 2026, 7:16 AM
Modified
Aug 10, 2026, 12:17 PM