CVE-2020-36955

MEDIUM

Grav CMS 1.6.30 with Admin Plugin 1.9.18 - Authenticated Stored Cross-Site Scripting via Page Title Field

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-36955. PoCs published by Sagar Banwa.

AI-analyzed exploit summary This exploit demonstrates a persistent XSS vulnerability in Grav CMS Admin Plugin by injecting a malicious script into the 'Page Title' field, which executes when the page is viewed or listed.

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.

Exploits (1)

exploitdb WORKING POC
by Sagar Banwa · textwebappsphp
https://www.exploit-db.com/exploits/49264

This exploit demonstrates a persistent XSS vulnerability in Grav CMS Admin Plugin by injecting a malicious script into the 'Page Title' field, which executes when the page is viewed or listed.

Classification
Working Poc 95%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Grav CMS v1.6.30 with Admin Plugin v1.9.18
Auth required
Prerequisites: Admin access to Grav CMS · Admin Plugin installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/49264
Various Sources product
https://getgrav.org/

Scores

CVSS v3 6.4
EPSS 0.0057
EPSS Percentile 42.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Published Jan 26, 2026
Tracked Since Feb 18, 2026