What is CVE-2022-35426?

CVE-2022-35426 is a critical-severity vulnerability in Ucms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2022-08-10.

How severe is CVE-2022-35426?

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

Arbitrary file upload in Ucms Project

CVE-2022-35426

UCMS 1.6 is vulnerable to arbitrary file upload via ucms/sadmin/file PHP file.

Vulnerability class: Unrestricted File Upload

Published 2022-08-10 · last modified 2026-06-17.

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: 0.011 (63.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Ucms Project — versions 1.6

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/cc-225/ucms_v1.6/issues/1 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-35426?: CVE-2022-35426 is a critical-severity vulnerability in Ucms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2022-08-10.
How severe is CVE-2022-35426?: Critical severity. CVSS v3 base score is 9.8 out of 10.