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Vulnerability details: VCID-uv9z-tvr6-7ugm
Vulnerability ID VCID-uv9z-tvr6-7ugm
Aliases CVE-2026-29053
GHSA-cgc2-rcrh-qr5x
Summary Ghost is a Node.js content management system. From version 0.7.2 to 6.19.0, specifically crafted malicious themes can execute arbitrary code on the server running Ghost. This issue has been patched in version 6.19.1.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.0003 https://api.first.org/data/v1/epss?cve=CVE-2026-29053
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-cgc2-rcrh-qr5x
cvssv3.1 7.6 https://github.com/TryGhost/Ghost
generic_textual HIGH https://github.com/TryGhost/Ghost
cvssv3.1 7.6 https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
cvssv3.1 7.7 https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
cvssv3.1_qr HIGH https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
generic_textual HIGH https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
ssvc Track https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
cvssv3.1 7.6 https://nvd.nist.gov/vuln/detail/CVE-2026-29053
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2026-29053
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2026-29053
CVE-2026-29053 https://nvd.nist.gov/vuln/detail/CVE-2026-29053
GHSA-cgc2-rcrh-qr5x https://github.com/advisories/GHSA-cgc2-rcrh-qr5x
GHSA-cgc2-rcrh-qr5x https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/TryGhost/Ghost
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2026-03-05T15:29:20Z/ Found at https://github.com/TryGhost/Ghost/security/advisories/GHSA-cgc2-rcrh-qr5x
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2026-29053
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.09276
EPSS Score 0.0003
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T16:46:53.856909+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2026/29xxx/CVE-2026-29053.json 38.6.0