What is CVE-2021-25809?

CVE-2021-25809 is a medium-severity vulnerability in Ucms Project, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2021-07-23.

How severe is CVE-2021-25809?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Ucms Project

CVE-2021-25809

UCMS 1.5.0 was discovered to contain a physical path leakage via an error message returned by the adminchannelscache() function in top.php.

Published 2021-07-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (59.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.2% 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

Ucms Project — versions 1.5.0

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

github.com/Gingsguard/ucms/blob/main/UCMS v.1.5.0 Information leakage.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-25809?: CVE-2021-25809 is a medium-severity vulnerability in Ucms Project, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2021-07-23.
How severe is CVE-2021-25809?: Medium severity. CVSS v3 base score is 5.3 out of 10.