CVE-2020-36955
MEDIUM EPSS 42.8%
Published Jan 26, 20265mo ago · Modified Jun 17, 20261w ago
5.1 CVSS 4.0
Published Jan 26, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X
Threat Intelligence
EPSS Exploit Probability
42.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
References 3
- getgrav.org https://getgrav.org/
- exploit-db.com https://www.exploit-db.com/exploits/49264
- vulncheck.com https://www.vulncheck.com/advisories/grav-cms-admin-plugin-page-title-persistent-cross-site-scripting
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.