Medium
Ghost 4.3.0 before 6.58.0 Incorrect Authorization via Staff Token
Ghost versions 4.3.0 before 6.58.0 contain an authentication bypass vulnerability where lower-privilege staff users can use staff tokens to bypass post editing restrictions. Attackers with staff credentials can leverage tokens to edit posts beyond their assigned privilege level.
Announced Group revision 1
Original source ↗CVE-2026-103273
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-103273
Ghost
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "TryGhost",
"product": "Ghost",
"versions": [
{
"status": "affected",
"version": "4.3.0",
"lessThan": "6.58.0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.58.0",
"versionType": "semver"
}
],
"packageURL": "pkg:npm/ghost",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-103273
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #5184 · Revision 1
- Added to Heist Feed
- Publisher date