Vulnerability in Tenable Security Center
CVE-2026-19636
An issue was identified in which CSRF tokens were generated using a predictable method, potentially reducing their effectiveness as a security control. This has been addressed by improving the randomness and entropy of token generation.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.003 (15.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 15.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001
Affected products
- Tenable Security Center
- Tenable, Inc. Security Center — versions 0
Weakness classification (CWE)
References
- www.tenable.com/security/tns-2026-22 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-19636?
- CVE-2026-19636 is a medium-severity vulnerability in Tenable Security Center, classified under CWE-1270. CVSS score: 5.3/10. Published 2026-08-14.
- How severe is CVE-2026-19636?
- Medium severity. CVSS v3 base score is 5.3 out of 10.