What is CVE-2024-28718?

CVE-2024-28718 is a critical-severity vulnerability in OpenStack Magnum, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 9.8/10. Published 2024-04-12.

How severe is CVE-2024-28718?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in OpenStack Magnum

CVE-2024-28718

An issue in OpenStack magnum yoga-eom version allows a remote attacker to execute arbitrary code via the cert_manager.py. component.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

Published 2024-04-12 · last modified 2026-06-17.

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: 0.011 (63.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

OpenStack Magnum

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

bugs.launchpad.net/magnum/+bug/2047690 (Exploit, Patch, Issue Tracking)
review.opendev.org/c/openstack/magnum/+/907305 (Patch)
gist.github.com/Fewword/f098d8d6375ac25e27b18c0e57be532f (Third Party Advisory)

Frequently asked questions

What is CVE-2024-28718?: CVE-2024-28718 is a critical-severity vulnerability in OpenStack Magnum, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 9.8/10. Published 2024-04-12.
How severe is CVE-2024-28718?: Critical severity. CVSS v3 base score is 9.8 out of 10.