WPGraphQL <= 1.3.5 - Denial of Service

5.3
Uncontrolled Resource Consumption
CVE CVE-2021-31157
CVSS 5.3 (Medium)
Publicly Published April 27, 2021
Last Updated January 22, 2024
Researcher DOLEV FARHI

Description

The WPGraphQL plugin for WordPress is vulnerable to Denial of Service via field duplication in versions up to, and including, 1.3.5. This makes it possible for unauthenticated attackers to rapidly duplicate fields and queries resulting in OOM and MySQL connection errors.

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Vulnerability Details for WPGraphQL

Software Type Plugin
Software Slug wp-graphql (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.3.6, or a newer patched version
Affected Version
  • <= 1.3.5
Patched Version
  • 1.3.6

Recent vulnerabilities in WPGraphQL

# Title CVE ID CVSS Researchers Date
1 WPGraphQL <= 2.5.3 - Cross-Site Request Forgery CVE-2025-68604 4.3 Nabil Irawan May 7, 2026
2 WPGraphQL < 2.11.1 - Unauthenticated SQL Injection CVE-2026-40762 7.5 daroo April 21, 2026
3 WPGraphQL <= 2.9.1 - Missing Authorization CVE-2026-33290 4.3 sshell March 24, 2026
4 WPGraphQL <= 1.14.5 - Authenticated (Editor+) Server-Side Request Forgery CVE-2023-23684 5.5 Ravi Dharmawan June 28, 2023
5 WPGraphQL <= 0.3.4 - Information Exposure CVE-2019-25060 6.5 Rohan Pagey July 10, 2019
6 WPGraphQL <= 0.2.3 - Unauthenticated Comment Creation CVE-2019-9881 5.3 Simone Quatrini May 8, 2019
7 WPGraphQL <= 0.2.3 - Administrative User Creation CVE-2019-9879 9.8 Simone Quatrini May 8, 2019
8 WPGraphQL <= 0.2.3 - Information Exposure CVE-2019-9880 9.1 Simone Quatrini May 8, 2019

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