CVE-2026-7435

HIGH

SSCMS v7.4.0 SQL Injection via stl:sqlContent queryString

Title source: cna

Description

SSCMS v7.4.0 contains a SQL injection vulnerability in the stl:sqlContent tag where the queryString attribute is passed directly to database execution without parameterization or sanitization. Attackers can craft encrypted payloads submitted to the /api/stl/actions/dynamic endpoint to execute arbitrary SQL statements, leading to unauthorized database access, data disclosure, authentication bypass, data modification, or complete database compromise.

References (3)

Core 3

Core References

Issue Tracking issue-tracking

https://github.com/siteserver/cms/issues/3891

Product product

https://github.com/siteserver/cms

Third Party Advisory third-party-advisory

https://www.vulncheck.com/advisories/sscms-sql-injection-via-stl-sqlcontent-querystring

Scores

CVSS v3 7.2

EPSS 0.0043

EPSS Percentile 34.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-89

Status published

Products (1)

siteserver/SSCMS 7.4.0

Published Apr 30, 2026

Tracked Since May 01, 2026