CVE-2026-1554— Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007
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I. Basic Information for CVE-2026-1554
Vulnerability Information
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Vulnerability Title
Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007
Source: NVD (National Vulnerability Database)
Vulnerability Description
XML Injection (aka Blind XPath Injection) vulnerability in Drupal Central Authentication System (CAS) Server allows Privilege Escalation.This issue affects Central Authentication System (CAS) Server: from 0.0.0 before 2.0.3, from 2.1.0 before 2.1.2.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
XML注入(XPath盲注)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Drupal Central Authentication System Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Drupal Central Authentication System Server是Drupal公司的一个CAS认证中心模块。 Drupal Central Authentication System Server 2.0.3之前版本和2.1.2之前版本存在安全漏洞，该漏洞源于XML注入，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 | Central Authentication System (CAS) Server | 0.0.0 ~ 2.0.3 | - |
II. Public POCs for CVE-2026-1554
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Drupal · 2026-02-04 · 7 CVEs total
| CVE-2026-1553 | Drupal Canvas - Moderately critical - Access bypass - SA-CONTRIB-2026-006 | |
| CVE-2026-0948 | Microsoft Entra ID SSO Login - Critical - Access bypass - SA-CONTRIB-2026-005 | |
| CVE-2026-0947 | AT Internet Piano Analytics - Moderately critical - Cross-site Scripting - SA-CONTRIB-2026 | |
| CVE-2026-0946 | AT Internet SmartTag - Moderately critical - Cross-site Scripting - SA-CONTRIB-2026-003 | |
| CVE-2026-0945 | Role Delegation - Moderately critical - Access bypass - SA-CONTRIB-2026-002 | |
| CVE-2026-0944 | Group invite - Moderately critical - Access bypass - SA-CONTRIB-2026-001 |
IV. Related Vulnerabilities
Same vendor: Drupal
- CVE-2026-0748
Access bypass in Drupal 7 i18n_node translation UI - CVE-2026-1556
Information disclosure via file URI overwrite in File (Field - CVE-2026-4393
Automated Logout - Moderately critical - Cross-site request - CVE-2026-4933
Unpublished Node Permissions - Critical - Access bypass - SA - CVE-2026-3573
AI (Artificial Intelligence) - Moderately critical - Informa
Same weakness: CWE-91
- CVE-2026-41650
fast-xml-parser XMLBuilder: XML Comment and CDATA Injection - CVE-2026-41675
xmldom: XML node injection through unvalidated processing in - CVE-2026-41674
xmldom: XML injection through unvalidated DocumentType seria - CVE-2026-41672
xmldom: XML node injection through unvalidated comment seria - CVE-2026-27693
traccar allows XML injection in KML and GPX exports
V. Comments for CVE-2026-1554
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