CVE-2026-104412: tryghost ghost Improper Privilege Management
CVSS: 5.3v4.0MediumDeferred
AliasesGHSA-4pvx-fwjj-8gpcBIT-ghost-2026-104412CVE-2026-105678BIT-ghost-2026-105678
Published 02-10-2026Last modified 06-10-2026
Vulnerability summary
CVE-2026-104412 is a medium (CVSS 5.3) Improper Privilege Management vulnerability in tryghost ghost. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.4% of scored vulnerabilities.
CVSS score
5.3/10
010
Medium · v4.0 (CVE.org)EPSS score
0.19%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 02-10-2026PublishedVulnerability first disclosed.
- 06-10-2026Last modifiedVulnerability information updated.
Description
Ghost is a Node.js content management system. From 0.5.0 until 6.64.0, staff users with the Editor or Super Editor role were able to assign their own role to Author and Contributor users, despite not having permission to assign that role. This issue is fixed in version 6.64.0.
CVSS metrics
4 scores · 3 sources · 2 versionsMedium 5.3Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:NSourcesSingle source
Medium 4.3Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NSourcesAll 3 agree
- OSV · NpmEcosystem advisory · calculated4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- NVDNIST4.3MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
EPSS trend
Probability
0.19%
Chance of exploitation in the next 30 days
Percentile
8%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
03-10-202622-10-2026
EPSS score0.19%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-269Improper Privilege ManagementThe product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
- CWE-863Incorrect AuthorizationThe product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Affected systems
Npm1 product
- ghost≥ 0.5.0, < 6.64.0
Tryghost1 product
- ghost≥ 0.5.0, < 6.64.0
2 vendors · 2 products
References
8 links- www.vulncheck.com/advisories/…Third Party Advisory
- github.com/TryGhost/GhostPACKAGE