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CVE-2026-49490— OpenCATS - SQL Injection in DataGrid Filter Handling for Tags Column

CVSS 8.1 · High EPSS 0.03% · P8

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
OpenCATSOpenCATS≤ 0.9.1aaffected
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I. Basic Information for CVE-2026-49490

Vulnerability Information
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Vulnerability Title
OpenCATS - SQL Injection in DataGrid Filter Handling for Tags Column
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenCATS from version 0.9.1a contains an SQL injection vulnerability in DataGrid filter handling that allows authenticated attackers to inject SQL through crafted filters targeting the non-filterable Tags column in the Candidates DataGrid. Attackers can bypass column filterable restrictions by manipulating filter requests to execute arbitrary SQL queries against the database.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: NVD (National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
OpenCATSOpenCATS 0 ~ 0.9.1a -

II. Public POCs for CVE-2026-49490

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III. Intelligence Information for CVE-2026-49490

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Vendor Advisories for CVE-2026-49490 (2)

IV. Related Vulnerabilities

Same product: OpenCATS
Same vendor: OpenCATS
Same weakness: CWE-89

V. Comments for CVE-2026-49490

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