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Vulnerability record · CVE-2026-7435 · published 30 April 2026

CVE-2026-7435: SQL injection vulnerability

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.

8.6 CVSS 4.0 High EPSS 0.77% · top 46.4% CWE-89 · SQL injection Deferred
8.6CVSS 4.0 base score
0.77%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/siteserver/cms
https://github.com/siteserver/cms/issues/3891
https://www.vulncheck.com/advisories/sscms-sql-injection-via-stl-sqlcontent-querystring
https://github.com/siteserver/cms/issues/3891

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Source: NIST National Vulnerability Database (record CVE-2026-7435), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.