CVE-2026-85599CWE-79cross-site-scripting

CVE-2026-85599

High · published September 4, 2026

CVSS v3.1
7.2
EPSS
0%
Percentile
17.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.2 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
5.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00263 · 17.2th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-09-04T16:17Z
References (3)
https://github.com/getgrav/grav/security/advisories/GHSA-hvm8-wx3f-j774 · [email protected]https://www.vulncheck.com/advisories/grav-shortcode-core-before-6.2.5-stored-xss-via-unescaped-parameters · [email protected]https://github.com/getgrav/grav/security/advisories/GHSA-hvm8-wx3f-j774 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 11:30Z
    Grav Shortcode Core before 6.2.5 Stored XSS via unescaped parameters
    cvelistv5