What is CVE-2022-41654?

CVE-2022-41654 is a medium-severity vulnerability in Ghost, classified under Improper Access Control. CVSS score: 4.3/10. Published 2022-12-22.

How severe is CVE-2022-41654?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Ghost

CVE-2022-41654

An authentication bypass vulnerability exists in the newsletter subscription functionality of Ghost Foundation Ghost 5.9.4. A specially-crafted HTTP request can lead to increased privileges. An attacker can send an HTTP request to trigger this vulnerability.

Published 2022-12-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.189 (97.2th percentile), scored 2026-09-30.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.189 · newest: 0.189 · change: 0.000

Affected products

Ghost
Ghost Foundation — versions 5.9.4

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

talosintelligence.com/vulnerability_reports/TALOS-2022-1624 (Exploit, Third Party Advisory)
github.com/TryGhost/Ghost/security/advisories/GHSA-9gh8-wp53-ccc6 (Third Party Advisory)

Frequently asked questions

What is CVE-2022-41654?: CVE-2022-41654 is a medium-severity vulnerability in Ghost, classified under Improper Access Control. CVSS score: 4.3/10. Published 2022-12-22.
How severe is CVE-2022-41654?: Medium severity. CVSS v3 base score is 4.3 out of 10.