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Fencer Vulns
critical 9.6

CVE-2022-41654 in the critical feed json

ghost vulnerable to unauthorized newsletter modification via improper access controls

published 2022-11-28 3 y ago modified 2026-09-10 59 d ago also BIT-ghost-2022-41654 , EUVD-2022-7303 , GHSA-9gh8-wp53-ccc6

cvss
9.6
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
18.9%
EPSS 18.9% chance of exploitation in 30 days, percentile 97%
public exploits
0
none known

Summary

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.

Patch / fix

  • npm ghost 4.48.8, 5.22.7
  • bitnami ghost 4.48.8, 5.22.7
  • ghost ghost 4.48.8, 5.22.7

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

18.91% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • talosintelligence.com https://talosintelligence.com/vulnerability_reports/TALOS-2022-1624 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.0 9.6 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
GitHub 3.1 8.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
OSV 3.0 9.6 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
npm ghost
>=5.0.0, <5.22.7
>=4.46.0, <4.48.8
5.22.7
4.48.8
bitnami ghost
>=4.46.0, <4.48.8
>=5.0.0, <5.22.7
4.48.8
5.22.7

Affected products

  • Ghost Foundation Ghost

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.