What is CVE-2022-2528?

CVE-2022-2528 is a medium-severity vulnerability in Octopus Server, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2022-09-09.

How severe is CVE-2022-2528?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2022-2528 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Octopus Server

CVE-2022-2528

In affected versions of Octopus Deploy it is possible to upload a package to built-in feed with insufficient permissions after re-indexing packages.

Published 2022-09-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (40.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

Octopus Server
Octopus Deploy Server — versions 3.0, unspecified, 2022.2.6729

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

Public proof-of-concept exploits

karimhabush/cyberowl

References

advisories.octopus.com/post/2022/sa2022-13/ (Vendor Advisory)

Frequently asked questions

What is CVE-2022-2528?: CVE-2022-2528 is a medium-severity vulnerability in Octopus Server, classified under Incorrect Default Permissions. CVSS score: 6.5/10. Published 2022-09-09.
How severe is CVE-2022-2528?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2022-2528 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.