What is CVE-2026-4542?

CVE-2026-4542 is a medium-severity vulnerability in Sscms, classified under Path Traversal. CVSS score: 5.4/10. Published 2026-03-22.

How severe is CVE-2026-4542?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Path Traversal in Sscms

CVE-2026-4542

A vulnerability has been found in SSCMS 4.7.0. The affected element is an unknown function of the file LayerImageController.Submit.cs of the component layerImage Endpoint. Such manipulation of the argument filePaths leads to path traversal…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (24.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

N/a Sscms — versions 4.7.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

VDB-352359 | SSCMS layerImage Endpoint LayerImageController.Submit.cs path traversal (technical-description, vdb-entry)
VDB-352359 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Submit #774689 | SSCMS V4.7.0 SSCMS Arbitrary File Deletion (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-4542?: CVE-2026-4542 is a medium-severity vulnerability in Sscms, classified under Path Traversal. CVSS score: 5.4/10. Published 2026-03-22.
How severe is CVE-2026-4542?: Medium severity. CVSS v3 base score is 5.4 out of 10.