Grav CMS 1.6.30 with Admin Plugin 1.9.18 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the page title field. Attackers can create a new page with a malicious script in the title, which will be executed when the page is viewed in the admin panel or on the site.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00012.

Exploitation poc

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Getgrav Grav CMS Admin Plugin affected
Version Status Constraints
0 affected
≤ 1.9.18

No data.

No data.

Vendor Product Confidence Versions
Getgrav Grav — —
Getgrav Grav-plugin-admin — —
Getgrav Grav Admin — —
Getgrav Grav Cms — —

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Subscriptions

Vendors Products
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Tracking

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://getgrav.org/ cve-icon cve-icon
https://www.exploit-db.com/exploits/49264 cve-icon cve-icon
https://www.vulncheck.com/advisories/grav-cms-admin-plugin-page-title-persistent-cross-site-scripting cve-icon cve-icon
History

Thu, 05 Mar 2026 02:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:getgrav:grav-plugin-admin:*:*:*:*:*:*:*:*

Tue, 27 Jan 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Getgrav
Getgrav grav
Getgrav grav-plugin-admin
Getgrav grav Admin
Getgrav grav Cms
Vendors & Products Getgrav
Getgrav grav
Getgrav grav-plugin-admin
Getgrav grav Admin
Getgrav grav Cms

Mon, 26 Jan 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 26 Jan 2026 18:00:00 +0000

Type Values Removed Values Added
Description Grav CMS 1.6.30 with Admin Plugin 1.9.18 contains a persistent cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the page title field. Attackers can create a new page with a malicious script in the title, which will be executed when the page is viewed in the admin panel or on the site.
Title Grav CMS 1.6.30 Admin Plugin 1.9.18 - 'Page Title' Persistent Cross-Site Scripting
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-05T01:27:07.199Z

Reserved: 2026-01-26T14:18:25.794Z

Link: CVE-2020-36955

cve-icon Vulnrichment

Updated: 2026-01-26T21:09:50.890Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-01-26T18:16:26.137

Modified: 2026-01-27T14:59:34.073

Link: CVE-2020-36955

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T20:17:24Z

Weaknesses