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Vulnerability Details :

CVE-2026-1554

Summary
Assigner-drupal
Assigner Org ID-2c85b837-eb8b-40ed-9d74-228c62987387
Published At-04 Feb, 2026 | 20:26
Updated At-05 Feb, 2026 | 15:15
Rejected At-
Credits

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

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:drupal
Assigner Org ID:2c85b837-eb8b-40ed-9d74-228c62987387
Published At:04 Feb, 2026 | 20:26
Updated At:05 Feb, 2026 | 15:15
Rejected At:
▼CVE Numbering Authority (CNA)
Central Authentication System (CAS) Server - Less critical - XML Element Injection - SA-CONTRIB-2026-007

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 Products
Vendor
The Drupal AssociationDrupal
Product
Central Authentication System (CAS) Server
Collection URL
https://www.drupal.org/project/cas_server
Repo
https://git.drupalcode.org/project/cas_server
Default Status
unaffected
Versions
Affected
  • From 0.0.0 before 2.0.3 (semver)
  • From 2.1.0 before 2.1.2 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-91CWE-91 XML Injection (aka Blind XPath Injection)
Type: CWE
CWE ID: CWE-91
Description: CWE-91 XML Injection (aka Blind XPath Injection)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-233CAPEC-233 Privilege Escalation
CAPEC ID: CAPEC-233
Description: CAPEC-233 Privilege Escalation
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Gaël Gosset (gaëlg)
remediation developer
Ted Cooper (elc)
remediation developer
Gaël Gosset (gaëlg)
remediation developer
Jaap Jansma (jaapjansma)
coordinator
Greg Knaddison (greggles)
coordinator
Juraj Nemec (poker10)
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.drupal.org/sa-contrib-2026-007
N/A
Hyperlink: https://www.drupal.org/sa-contrib-2026-007
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
3.14.2MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Version: 3.1
Base score: 4.2
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:mlhess@drupal.org
Published At:04 Feb, 2026 | 21:15
Updated At:11 Feb, 2026 | 19:18

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.14.2MEDIUM
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 4.2
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
CPE Matches
jtenman
jtenman
>>central_authentication_system_server>>Versions before 2.0.3(exclusive)
cpe:2.3:a:jtenman:central_authentication_system_server:*:*:*:*:*:drupal:*:*
jtenman
jtenman
>>central_authentication_system_server>>Versions from 2.1.0(inclusive) to 2.1.2(exclusive)
cpe:2.3:a:jtenman:central_authentication_system_server:*:*:*:*:*:drupal:*:*
Weaknesses
CWE IDTypeSource
CWE-91Secondarymlhess@drupal.org
CWE ID: CWE-91
Type: Secondary
Source: mlhess@drupal.org
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.drupal.org/sa-contrib-2026-007mlhess@drupal.org
Vendor Advisory
Hyperlink: https://www.drupal.org/sa-contrib-2026-007
Source: mlhess@drupal.org
Resource:
Vendor Advisory

Change History

0
Information is not available yet

Similar CVEs

1Records found
CVE-2025-13986
Matching Score-8
Assigner-Drupal.org
ShareView Details
Matching Score-8
Assigner-Drupal.org
CVSS Score-4.2||MEDIUM
EPSS-0.04% / 11.60%
||
7 Day CHG~0.00%
Published-28 Jan, 2026 | 20:02
Updated-06 Feb, 2026 | 19:00
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Disable Login Page - Critical - Access bypass - SA-CONTRIB-2025-124

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal Disable Login Page allows Functionality Bypass.This issue affects Disable Login Page: from 0.0.0 before 1.1.3.

Action-Not Available
Vendor-zyxwareThe Drupal Association
Product-disable_login_pageDisable Login Page
CWE ID-CWE-288
Authentication Bypass Using an Alternate Path or Channel
Details not found