CVE-2026-5343
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Privilege Escalation in Drupal SAML SSO Service Provider
Publication date: 2026-05-28
Last updated on: 2026-05-28
Assigner: Drupal.org
Description
Description
Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation.
This issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| drupal | saml_sso_service_provider | From 0.0.0 (inc) to 3.1.4 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-754 | The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Improper Check for Unusual or Exceptional Conditions in the Drupal SAML SSO - Service Provider module. It allows an attacker to perform Privilege Escalation by exploiting the way the module handles certain conditions.
How can this vulnerability impact me? :
The vulnerability can lead to Privilege Escalation, meaning an attacker could gain higher-level access or permissions than intended within a Drupal environment using the SAML SSO - Service Provider module. This could compromise the security and integrity of the system.
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