What’s Vulnerable › Vulnerabilities

CVE-2020-36955: Grav CMS 1.6.30 Admin Plugin 1.9.18 - 'Page Title' Persistent Cross-Site Scripting

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-26 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• Getgrav Grav CMS Admin Plugin: through 1.9.18

References

• https://getgrav.org/
• https://www.exploit-db.com/exploits/49264
• https://www.vulncheck.com/advisories/grav-cms-admin-plugin-page-title-persistent-cross-site-scripting

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