CVE-2026-42612

MEDIUM EPSS 14.7%
Published May 11, 20261mo ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Medium
Find Similar
Published May 11, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting (XSS) vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss() function when handling unquoted HTML event attributes. This vulnerability is fixed in 2.0.0-beta.2.

CVSS Details

Base Score
5.4
Exploitability
2.3
Impact
2.7
Vector string
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

Threat Intelligence

EPSS Exploit Probability
14.7% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 2

VendorProductVersionRange
getgravgrav* ≤1.8.0
getgravgrav2.0.0any

References 2

  • github.com https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663
    Patch
  • github.com https://github.com/getgrav/grav/security/advisories/GHSA-9695-8fr9-hw5q
    ExploitPatchVendor Advisory

Remediation

  • github.com https://github.com/getgrav/grav/commit/5a12f9be8314682c8713e569e330f11805d0a663
    Patch
  • github.com https://github.com/getgrav/grav/security/advisories/GHSA-9695-8fr9-hw5q
    ExploitPatchVendor Advisory