CVE-2026-85599

HIGH 7.2

Grav Shortcode Core before 6.2.5 Stored XSS via unescaped parameters

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

0th

Grav Shortcode Core before 6.2.5 contains stored cross-site scripting vulnerabilities in the [lorem] tag parameter and [details] summary parameter that are written to rendered pages without escaping. Attackers with page-edit access can inject arbitrary HTML and JavaScript that executes in the browsers of all page visitors, including administrators.

CWE	CWE-79
Vendor	getgrav
Product	grav
Published	Sep 4, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

getgrav / grav

0 < 6.2.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/getgrav/grav/security/advisories/GHSA-hvm8-wx3f-j774 vulncheck.com: https://www.vulncheck.com/advisories/grav-shortcode-core-before-6.2.5-stored-xss-via-unescaped-parameters