CVE-2026-1554
low-risk
Published 2026-02-04
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.
Do I need to act?
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0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.2/10
Medium
NETWORK
/ HIGH complexity
Affected Products (1)
Central Authentication System Server
Affected Vendors
References (1)
Vendor Advisory
https://www.drupal.org/sa-contrib-2026-007
19
/ 100
low-risk
Severity
14/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal