---
id: CVE-2026-85599
title: >-
  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
summary: >-
  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 i…
severity: high
cvss: 7.2
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: getgrav
product: grav-plugin-shortcode-core
affected:
  - grav-plugin-shortcode-core < 6.2.5
published: '2026-09-04'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T20:05:53.177'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-85599'
references:
  - url: 'https://github.com/getgrav/grav/security/advisories/GHSA-hvm8-wx3f-j774'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/grav-shortcode-core-before-6.2.5-stored-xss-via-unescaped-parameters
    label: disclosure@vulncheck.com
  - url: 'https://github.com/getgrav/grav/security/advisories/GHSA-hvm8-wx3f-j774'
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-08T16:22:41.140701Z'
epss: 0.00158
epssPercentile: 0.05321
ingestedAt: '2026-09-06T01:47:58.151Z'
---

## Overview

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.

## Remediation

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