CVE-2026-5343— SAML SSO - Service Provider - Critical - Authentication bypass - SA-CONTRIB-2026-031
Possible ATT&CK Techniques 1AI
T1078 · Valid AccountsAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Drupal | SAML SSO - Service Provider | 0.0.0< 3.1.4 | affected |
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I. Basic Information for CVE-2026-5343
Vulnerability Information
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Vulnerability Title
SAML SSO - Service Provider - Critical - Authentication bypass - SA-CONTRIB-2026-031
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
对因果或异常条件的不恰当检查
Source: NVD (National Vulnerability Database)
Vulnerability Title
Drupal SAML SSO - Service Provider 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Drupal SAML SSO - Service Provider是Drupal公司的一个Drupal单点登录与SAML身份认证模块。 Drupal SAML SSO - Service Provider 3.1.4之前版本存在安全漏洞，该漏洞源于异常条件检查不当，可能导致权限提升。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Drupal | SAML SSO - Service Provider | 0.0.0 ~ 3.1.4 | - |
II. Public POCs for CVE-2026-5343
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Vendor Advisories for CVE-2026-5343 (1)
IV. Related Vulnerabilities
Same vendor: Drupal
- CVE-2026-6816
TFA Basic Plugins - Access Bypass - CVE-2026-4093
Stored XSS in Drupal 7 Term Reference Tree module (token dis - CVE-2026-4929
Simple Hierarchical Select (Drupal 7) XSS in term-derived ou - CVE-2026-9082
Drupal core - Highly critical - SQL injection - SA-CORE-2026 - CVE-2026-8495
Date iCal - Critical - Information disclosure - SA-CONTRIB-2
Same weakness: CWE-754
V. Comments for CVE-2026-5343
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