---
id: CVE-2026-86194
title: >-
  Grav Form Plugin before 9.1.22 fails to verify page authorization when
  resolving forms by name across pages, allowing anonymous visitors to execute
  form actions defined on login-restricted or unpublished pages
summary: >-
  Grav Form Plugin before 9.1.22 fails to verify page authorization when
  resolving forms by name across pages, allowing anonymous visitors to execute
  form actions defined on login-restricted or unpublished pages. Attackers can
  POST to any …
severity: medium
cvss: 6.9
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'
cwe:
  - CWE-862
vendor: getgrav
product: grav-plugin-form
affected:
  - grav-plugin-form < 9.1.22
published: '2026-09-05'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T18:17:18.397'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86194'
references:
  - url: 'https://github.com/getgrav/grav/security/advisories/GHSA-33m4-m988-5fvh'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/grav-form-plugin-before-9.1.22-cross-page-form-execution
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
epss: 0.00564
epssPercentile: 0.44488
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-18T17:07:29.325949Z'
cvssSource: cna
ingestedAt: '2026-09-06T08:52:35.081Z'
---

## Overview

Grav Form Plugin before 9.1.22 fails to verify page authorization when resolving forms by name across pages, allowing anonymous visitors to execute form actions defined on login-restricted or unpublished pages. Attackers can POST to any public page with a restricted form's name to trigger save, upload, email, or call actions without authentication.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.