What is CVE-2022-2572?

CVE-2022-2572 is a critical-severity vulnerability in Octopus Server, classified under Improper Authentication. CVSS score: 9.8/10. Published 2022-11-01.

How severe is CVE-2022-2572?

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

Auth bypass in Octopus Server

CVE-2022-2572

In affected versions of Octopus Server where access is managed by an external authentication provider, it was possible that the API key/keys of a disabled/deleted user were still valid after the access was revoked.

Vulnerability class: Broken Authentication

Published 2022-11-01 · 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: 0.009 (57.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000

Affected products

Octopus Server
Octopus Deploy Server — versions 3.5, unspecified, 2022.2.6729

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

advisories.octopus.com/post/2022/sa2022-23/ (Vendor Advisory)

Frequently asked questions

What is CVE-2022-2572?: CVE-2022-2572 is a critical-severity vulnerability in Octopus Server, classified under Improper Authentication. CVSS score: 9.8/10. Published 2022-11-01.
How severe is CVE-2022-2572?: Critical severity. CVSS v3 base score is 9.8 out of 10.