Vulnerability in N/a

CVE-2026-79577

An issue in the /cas/login component of sso-master v1.0.0 allows attackers to authenticate into the application without a password via sending a crafted POST request.

Published · last modified .

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: 0.005 (40.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.7% 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-2026-79577: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-79577?
CVE-2026-79577 is a critical-severity vulnerability in N/a, classified under Improper Access Control. CVSS score: 9.8/10. Published 2026-09-08.
How severe is CVE-2026-79577?
Critical severity. CVSS v3 base score is 9.8 out of 10.