What is CVE-2026-26060?

CVE-2026-26060 is a high-severity vulnerability in Fleetdm Fleet, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2026-03-27.

How severe is CVE-2026-26060?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Fleetdm Fleet

CVE-2026-26060

Fleet is open source device management software. Prior to 4.81.0, a vulnerability in Fleet’s password management logic could allow previously issued password reset tokens to remain valid after a user changes their password. As a result, a…

EPSS: 0.003 (25.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Fleetdm Fleet — versions < 4.81.0

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2026-26060?: CVE-2026-26060 is a high-severity vulnerability in Fleetdm Fleet, classified under Insufficient Session Expiration. CVSS score: 8.8/10. Published 2026-03-27.
How severe is CVE-2026-26060?: High severity. CVSS v3 base score is 8.8 out of 10.