CVE-2026-103273

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Source
https://cve.org/CVERecord?id=CVE-2026-103273
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-103273.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-103273
Aliases
  • GHSA-jj85-wvj2-r86m
Published
2026-10-01T10:42:11Z
Modified
2026-10-03T03:45:46Z
Severity
  • 5.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
Ghost 4.3.0 before 6.58.0 Incorrect Authorization via Staff Token
Details

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.

Database specific 
{
    "cna_assigner":  "VulnCheck",
    "cwe_ids":  [
        "CWE-863"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/103xxx/CVE-2026-103273.json"
}
References

Affected packages

Git / github.com/tryghost/ghost

Affected ranges

Type
GIT
Repo
https://github.com/tryghost/ghost
Events
Introduced
4fa4dc8034977720bb525474a756bdf779c3281a
Fixed
e35ef3eab8cf5a02b31ee9163848ac996f20e800
Database specific
Show details 
{
    "extracted_events":  [
        {
            "introduced":  "4.3.0"
        },
        {
            "fixed":  "6.58.0"
        }
    ],
    "source":  [
        "AFFECTED_FIELD",
        "DESCRIPTION"
    ]
}

Affected versions

@tryghost/admin-x-settings@0.*
@tryghost/admin-x-settings@0.0.2
@tryghost/admin-x-settings@0.0.3
@tryghost/admin-x-settings@0.0.4
@tryghost/admin-x-settings@0.0.5
@tryghost/admin-x-settings@0.0.6
@tryghost/admin-x-settings@0.0.7
@tryghost/admin-x-settings@0.0.8
@tryghost/announcement-bar@1.*
@tryghost/announcement-bar@1.1.6
@tryghost/announcement-bar@1.1.7
@tryghost/comments-ui@0.*
@tryghost/comments-ui@0.13.0
@tryghost/portal@2.*
@tryghost/portal@2.13.2
@tryghost/portal@2.14.0
@tryghost/portal@2.16.0
@tryghost/portal@2.17.0
@tryghost/portal@2.18.0
@tryghost/portal@2.19.3
@tryghost/portal@2.19.5
@tryghost/portal@2.19.6
@tryghost/portal@2.19.7
@tryghost/portal@2.19.8
@tryghost/portal@2.19.9
@tryghost/portal@2.20.0
@tryghost/portal@2.20.1
@tryghost/portal@2.20.2
@tryghost/portal@2.20.3
@tryghost/portal@2.21.0
@tryghost/portal@2.22.0
@tryghost/portal@2.23.0
@tryghost/portal@2.24.0
@tryghost/portal@2.24.1
@tryghost/portal@2.25.0
@tryghost/portal@2.26.0
@tryghost/portal@2.27.0
@tryghost/portal@2.28.0
@tryghost/portal@2.28.1
@tryghost/portal@2.29.0
@tryghost/portal@2.29.1
@tryghost/portal@2.29.2
@tryghost/portal@2.29.3
@tryghost/portal@2.30.0
@tryghost/portal@2.30.1
@tryghost/portal@2.31.0
@tryghost/portal@2.31.1
@tryghost/portal@2.31.2
@tryghost/portal@2.32.0
@tryghost/portal@2.33.0
@tryghost/portal@2.33.1
@tryghost/portal@2.33.2
@tryghost/portal@2.33.3
@tryghost/portal@2.33.4
@tryghost/portal@2.36.5
@tryghost/portal@2.37.0
@tryghost/signup-form@0.*
@tryghost/signup-form@0.0.1
@tryghost/signup-form@0.0.3
@tryghost/signup-form@0.1.0
@tryghost/signup-form@0.1.1
@tryghost/signup-form@0.1.2
@tryghost/signup-form@0.1.3
v4.*
v4.10.0
v4.15.0
v4.16.0
v4.17.0
v4.18.0
v4.19.0
v4.20.0
v4.20.1
v4.21.0
v4.22.0
v4.22.2
v4.22.4
v4.24.0
v4.25.1
v4.26.0
v4.27.0
v4.27.1
v4.27.2
v4.28.0
v4.29.0
v4.3.0
v4.30.0
v4.30.1
v4.31.0
v4.32.0
v4.32.1
v4.32.3
v4.33.0
v4.34.0
v4.35.0
v4.36.0
v4.36.2
v4.37.0
v4.38.0
v4.39.0
v4.4.0
v4.40.0
v4.41.0
v4.41.3
v4.42.0
v4.43.0
v4.44.0
v4.45.0
v4.46.0
v4.5.0
v4.6.0
v4.6.1
v4.6.2
v4.7.0
v4.8.0
v4.9.0
v4.9.1
v5.*
v5.0.0
v5.0.1
v5.1.0
v5.1.1
v5.10.0
v5.100.0
v5.101.0
v5.101.4
v5.101.6
v5.102.0
v5.103.0
v5.104.0
v5.105.0
v5.106.0
v5.106.1
v5.107.0
v5.108.0
v5.108.1
v5.109.0
v5.109.3
v5.109.6
v5.11.0
v5.110.0
v5.110.2
v5.111.0
v5.112.0
v5.113.0
v5.114.0
v5.115.1
v5.116.0
v5.116.2
v5.117.0
v5.118.0
v5.118.1
v5.119.0
v5.119.2
v5.12.0
v5.12.1
v5.120.0
v5.120.2
v5.121.0
v5.122.0
v5.125.1
v5.126.0
v5.127.0
v5.127.1
v5.128.0
v5.129.0
v5.129.1
v5.129.2
v5.13.0
v5.130.0
v5.130.1
v5.14.0
v5.15.0
v5.16.0
v5.17.0
v5.18.0
v5.19.0
v5.2.0
v5.2.1
v5.2.2
v5.2.3
v5.20.0
v5.21.0
v5.22.10
v5.22.6
v5.23.0
v5.24.0
v5.25.0
v5.25.3
v5.25.5
v5.26.0
v5.26.1
v5.26.2
v5.26.3
v5.26.4
v5.27.0
v5.28.0
v5.3.0
v5.30.0
v5.30.1
v5.31.0
v5.33.0
v5.34.0
v5.35.0
v5.36.0
v5.37.0
v5.38.0
v5.39.0
v5.4.0
v5.40.0
v5.40.1
v5.41.0
v5.42.0
v5.42.2
v5.43.0
v5.44.0
v5.45.0
v5.45.1
v5.46.0
v5.47.0
v5.47.1
v5.48.0
v5.49.1
v5.49.3
v5.5.0
v5.51.0
v5.52.0
v5.53.0
v5.53.1
v5.53.3
v5.54.0
v5.54.1
v5.54.2
v5.55.0
v5.56.0
v5.57.0
v5.58.0
v5.59.0
v5.59.2
v5.6.0
v5.60.0
v5.61.0
v5.62.0
v5.63.0
v5.65.0
v5.66.0
v5.67.0
v5.67.1
v5.68.0
v5.69.0
v5.69.1
v5.7.0
v5.7.1
v5.70.0
v5.70.1
v5.71.0
v5.72.0
v5.73.0
v5.73.1
v5.74.0
v5.74.4
v5.75.0
v5.76.0
v5.77.0
v5.78.0
v5.79.0
v5.79.1
v5.79.2
v5.79.3
v5.79.5
v5.8.0
v5.8.1
v5.8.2
v5.8.3
v5.80.0
v5.80.2
v5.80.3
v5.80.4
v5.81.0
v5.81.1
v5.82.0
v5.82.1
v5.82.11
v5.82.12
v5.82.2
v5.82.3
v5.82.4
v5.82.6
v5.82.9
v5.83.0
v5.84.0
v5.84.1
v5.84.2
v5.85.0
v5.85.1
v5.86.0
v5.86.1
v5.86.2
v5.87.0
v5.87.1
v5.87.2
v5.88.0
v5.88.1
v5.88.2
v5.89.0
v5.89.1
v5.89.2
v5.9.0
v5.9.1
v5.9.2
v5.9.3
v5.9.4
v5.90.0
v5.91.0
v5.92.0
v5.93.0
v5.94.0
v5.94.1
v5.94.2
v5.95.0
v5.96.0
v5.96.1
v5.97.0
v5.98.0
v5.99.0
v6.*
v6.0.0
v6.0.0-alpha.2
v6.0.0-rc.0
v6.0.0-rc.1
v6.0.0-rc.2
v6.0.0-rc.3
v6.0.1
v6.0.10
v6.0.3
v6.0.4
v6.0.5
v6.0.6
v6.0.7
v6.0.8
v6.1.0
v6.10.0
v6.10.3
v6.11.0
v6.12.0
v6.13.0
v6.13.1
v6.13.2
v6.14.0
v6.15.0
v6.16.0
v6.16.1
v6.17.0
v6.17.1
v6.18.0
v6.18.2
v6.19.0
v6.19.1
v6.19.2
v6.19.3
v6.19.4
v6.2.0
v6.20.0
v6.20.1
v6.21.0
v6.21.1
v6.21.2
v6.22.0
v6.22.1
v6.23.0
v6.24.0
v6.25.0
v6.25.1
v6.26.0
v6.27.0
v6.28.0
v6.29.0
v6.29.1
v6.3.0
v6.3.1
v6.30.0
v6.31.0
v6.32.0
v6.33.0
v6.34.0
v6.35.0
v6.36.0
v6.37.0
v6.37.1
v6.38.0
v6.39.0
v6.4.0
v6.40.0
v6.41.0
v6.41.1
v6.42.0
v6.43.0
v6.43.1
v6.44.0
v6.44.1
v6.45.0
v6.46.0
v6.47.0
v6.48.0
v6.49.0
v6.5.0
v6.5.2
v6.5.3
v6.50.0
v6.51.0
v6.52.0
v6.52.1
v6.53.0
v6.54.0
v6.54.1
v6.55.0
v6.56.0
v6.57.0
v6.57.1
v6.6.0
v6.7.0
v6.8.0
v6.8.1
v6.9.0
v6.9.2
v6.9.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-103273.json"