What is CVE-2025-55835?

CVE-2025-55835 is a critical-severity vulnerability in Sueamcms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-09-12.

How severe is CVE-2025-55835?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Sueamcms Project

CVE-2025-55835

File Upload vulnerability in SueamCMS v.0.1.2 allows a remote attacker to execute arbitrary code via the lack of filtering.

Vulnerability class: Unrestricted File Upload

Published 2025-09-12 · last modified 2026-07-05.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (57.7th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Sueamcms Project — versions 0.1.2

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

sueamcms.com (Broken Link)
www.sueamcms.com (Broken Link)
github.com/Utainlab/Vulns/blob/main/CVE-2025-55835.txt (Exploit)

Frequently asked questions

What is CVE-2025-55835?: CVE-2025-55835 is a critical-severity vulnerability in Sueamcms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2025-09-12.
How severe is CVE-2025-55835?: Critical severity. CVSS v3 base score is 9.8 out of 10.