Junglewise Threat Intelligence

CVE-2026-40762: WPGraphQL SQL injection in WordPress plugin

CVE-2026-40762 · Severity: high · CVSS 7.5 · Published 2026-06-15

Executive brief

WPGraphQL is a popular WordPress plugin that provides a GraphQL API for interacting with site data. A security flaw allows unauthenticated attackers to perform SQL injection, which could lead to the theft of sensitive information from the website's database. This vulnerability poses a significant risk as it can be exploited remotely without any login credentials, potentially impacting site operations and data privacy.

Technical details

A SQL injection vulnerability exists in the WPGraphQL plugin for WordPress in versions prior to 2.11.1. The flaw is classified as CWE-89 (Improper Neutralization of Special Elements used in an SQL Command) and can be exploited by an unauthenticated attacker over the network. While the CVSS vector indicates high complexity (AC:H), a successful exploit allows the attacker to directly query the database, potentially leading to unauthorized data exfiltration. The vulnerability was addressed in version 2.11.1.

Affected products

  • WPGraphQL WPGraphQL < 2.11.1

Timeline

  • 2026-02-27: other: Vulnerability reported by researcher daroo
  • 2026-04-21: advisory: Patchstack published advisory details
  • 2026-06-15: disclosed: NVD published the CVE record

References

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