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CVE-2026-6428— Koha SQL Injection in reports/catalogue_out.pl via Filter URL Parameter

Quick assessment

Affected
Koha Community Koha
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Koha是Koha社区开源的一个用于图书馆自动化管理建站系统。 Koha存在SQL注入漏洞，该漏洞源于reports/catalogue_out.pl文件中的calculate函数在Criteria参数匹配branchcode时，直接将Filter URL参数拼接到LIKE查询语句中，未使用参数化绑定，可能导致具有Reports模块权限的已认证工作人员用户通过Filter参数实施SQL注入攻击，读取Koha应用数据库中的任意敏感数据。

CVSS 7.6 · High EPSS 0.24% · P16

Affected Version Matrix 6

VendorProduct Version RangeStatus
Koha Community Koha ≤ 22.11.38 affected
23.05.00≤ 23.11.15 affected
24.05.00≤ 24.11.16 affected
25.05.00≤ 25.05.11 affected
25.11.00≤ 25.11.05 affected
26.05.00≤ 26.05.01 affected
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I. Basic Information for CVE-2026-6428

Vulnerability Information
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Vulnerability Title
Koha SQL Injection in reports/catalogue_out.pl via Filter URL Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
SQL Injection in reports/catalogue_out.pl in Koha Community Koha through 22.11.37, 23.x, 24.x before 24.11.16, 25.05.x before 25.05.11, 25.11.x before 25.11.05, 26.05.x before 26.05.01, and 26.11.x before 26.11.00 allows an authenticated staff user with the Reports module flag to read arbitrary data from the Koha application database via the Filter URL parameter when the Criteria parameter matches /branchcode/.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Koha SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Koha是Koha社区开源的一个用于图书馆自动化管理建站系统。 Koha存在SQL注入漏洞，该漏洞源于reports/catalogue_out.pl文件中的calculate函数在Criteria参数匹配branchcode时，直接将Filter URL参数拼接到LIKE查询语句中，未使用参数化绑定，可能导致具有Reports模块权限的已认证工作人员用户通过Filter参数实施SQL注入攻击，读取Koha应用数据库中的任意敏感数据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Koha Community Koha 0 ~ 22.11.38 -

II. Public POCs for CVE-2026-6428

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III. Intelligence Information for CVE-2026-6428

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Patches & Fixes for CVE-2026-6428 (1)

Vendor Advisories for CVE-2026-6428 (2)

IV. Related Vulnerabilities

Same product: Koha
Same vendor: Koha Community
Same weakness: CWE-89

V. Comments for CVE-2026-6428

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