CVE-2026-1554: Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007

Published Feb 4, 2026
·
Updated

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.

Affected Software

3 affected components
Drupal Central Authentication System (CAS) Server>0.0.0, <2.0.3, >2.1.0, <2.1.2
Jtenman Central Authentication System Server Drupal<2.0.3
Jtenman Central Authentication System Server Drupal>=2.1.0<2.1.2

Event History

Feb 4, 2026
CVE Published
via MITRE·08:26 PM
Data Sourced
via MITRE·08:26 PM
DescriptionWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-1554?

CVE-2026-1554 is classified as a less critical vulnerability in the Central Authentication System (CAS) Server.

2

How do I fix CVE-2026-1554?

To fix CVE-2026-1554, update the Central Authentication System (CAS) Server to a version higher than 2.1.2.

3

What impact does CVE-2026-1554 have on my system?

CVE-2026-1554 allows for privilege escalation through XML element injection, potentially compromising user permissions.

4

Which versions of the Central Authentication System (CAS) Server are affected by CVE-2026-1554?

CVE-2026-1554 affects Central Authentication System (CAS) Server versions from 0.0.0 up to, but not including, 2.0.3 and versions from 2.1.0 up to, but not including, 2.1.2.

5

Is CVE-2026-1554 a common vulnerability in Drupal?

CVE-2026-1554 is identified as a specific vulnerability impacting the Central Authentication System (CAS) Server in Drupal.

Contact

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