CVE-2026-72821

MEDIUM 5.4

Grav Form Plugin before 9.1.15 Stored XSS via Radio Toggle

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

Grav Form plugin versions before 9.1.15 contain a stored cross-site scripting vulnerability in radio and toggle field option labels rendered with the Twig |raw filter. Attackers with form authoring permissions can inject HTML and script payloads in option labels that execute in the browsers of visitors and administrators viewing the form.

CWE	CWE-79
Vendor	getgrav
Product	grav
Published	Aug 14, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

getgrav / grav

0 < 9.1.15

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/getgrav/grav/security/advisories/GHSA-5xv4-g337-2pg7 vulncheck.com: https://www.vulncheck.com/advisories/grav-form-plugin-before-stored-xss-via-radio-toggle

Credits

🔍 HDWSec