Server-Side Request Forgery in Drupal OpenID Connect Client

Publication date: 2026-03-26

Last updated on: 2026-04-01

Assigner: Drupal.org

Description

Server-Side Request Forgery (SSRF) vulnerability in Drupal OpenID Connect / OAuth client allows Server Side Request Forgery.This issue affects OpenID Connect / OAuth client: from 0.0.0 before 1.5.0.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-03-26

Last Modified

2026-04-01

Generated

2026-07-06

AI Q&A

2026-03-26

EPSS Evaluated

2026-07-05

NVD

CVE-2026-3530

EUVD

EUVD-2026-16385

Affected Vendors & Products

Vendor	Product	Version / Range
bojanz	openid_connect_/_oauth_client	to 8.x-1.5 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-918	The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

Impact Analysis

An attacker exploiting this SSRF vulnerability could cause the server to send unauthorized requests to internal or external resources. This can lead to information disclosure, unauthorized access to internal systems, or interaction with services that are otherwise protected from external access.

Executive Summary

This vulnerability is a Server-Side Request Forgery (SSRF) issue found in the Drupal OpenID Connect / OAuth client module. It affects versions from 0.0.0 up to, but not including, 1.5.0. SSRF vulnerabilities allow an attacker to make the server perform unintended requests to internal or external systems, potentially bypassing security controls.

Hi! I’m here to help you understand CVE-2026-3530. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70