CVE-2026-1554 (GCVE-0-2026-1554)

Vulnerability from cvelistv5 – Published: 2026-02-04 20:26 – Updated: 2026-02-05 15:15
VLAI
Title
Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007
Summary
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.
Severity
4.2 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-91 - XML Injection (aka Blind XPath Injection)
Assigner
References
Impacted products
Vendor Product Version
Drupal Central Authentication System (CAS) Server Affected: 0.0.0 , < 2.0.3 (semver)
Affected: 2.1.0 , < 2.1.2 (semver)
Create a notification for this product.
Date Public
2026-01-28 17:29
Credits
Gaël Gosset (gaëlg) Ted Cooper (elc) Gaël Gosset (gaëlg) Jaap Jansma (jaapjansma) Greg Knaddison (greggles) Juraj Nemec (poker10)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.