CSRF in N/a

CVE-2026-39170

SemCms 5.0 is vulnerable to Cross Site Request Forgery (CSRF) via crafted POST request to /admin/semcms_user.php.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (3.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-39170: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-39170?
CVE-2026-39170 is a medium-severity vulnerability in N/a, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.3/10. Published 2026-06-09.
How severe is CVE-2026-39170?
Medium severity. CVSS v3 base score is 6.3 out of 10.