Vulnerability in Jfrog Artifactory

CVE-2026-66376

Credentials for a deleted user may remain valid for a short period under specific conditions.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (11.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.3% 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-2026-66376: held from 0.002 to 0.002.

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

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-66376?
CVE-2026-66376 is a medium-severity vulnerability in Jfrog Artifactory, classified under Insufficient Session Expiration. CVSS score: 4.2/10. Published 2026-08-12.
How severe is CVE-2026-66376?
Medium severity. CVSS v3 base score is 4.2 out of 10.