Full Report
Drupal security advisory (AV26-065)
Analysis Summary
This summary is based on the provided context which references two separate vulnerabilities detailed in Drupal security advisories AV26-065. Since the source text only provides the advisory title and links to the specific advisories (SA-CONTRIB-2026-006 and SA-CONTRIB-2026-007), the specific CVEs, CVSS scores, technical details, and exploitation status must be inferred based on the general information provided in the introductory text, or assumed to be necessary fields depending on the actual advisories linked.
**Note:** *As the actual content of SA-CONTRIB-2026-006 and SA-CONTRIB-2026-007 is not provided, specific technical details (CVEs, Scores, CWEs, Exploitation details) are marked as "Not Specified in Context" and will require checking the linked DRUPAL advisories for completeness.*
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# Vulnerability: Multiple Vulnerabilities in Drupal Contributed Modules (AV26-065)
## CVE Details
- CVE ID: Not Specified in Context (Two Advisories Linked: SA-CONTRIB-2026-006 & SA-CONTRIB-2026-007)
- CVSS Score: Not Specified in Context
- CWE: Not Specified in Context
## Affected Systems
- Products:
1. Drupal Canvas
2. Central Authentication System (CAS) Server
- Versions:
1. Drupal Canvas: Versions prior to 1.0.4
2. CAS Server: Versions prior to 2.0.3, and versions 2.1.0 up to (but not including) 2.1.2
- Configurations: Any Drupal installation utilizing these contributed modules.
## Vulnerability Description
This advisory addresses two separate security issues impacting contributed Drupal modules:
1. **Drupal Canvas (SA-CONTRIB-2026-006):** An Access bypass vulnerability.
2. **Central Authentication System (CAS) Server (SA-CONTRIB-2026-007):** An XML Element Injection vulnerability.
## Exploitation
- Status: Information not detailed in the summary context. (Requires checking linked advisories)
- Complexity: Information not detailed in the summary context.
- Attack Vector: Information not detailed in the summary context.
## Impact
- Confidentiality: Information Not Specified in Context
- Integrity: Information Not Specified in Context
- Availability: Information Not Specified in Context
## Remediation
### Patches
Users must apply updates released by the maintainers of the respective modules:
- **Drupal Canvas:** Update to version 1.0.4 or higher.
- **CAS Server:** Update to version 2.0.3 or higher, or update to version 2.1.2 or higher if using the 2.1.x branch.
### Workarounds
- Review linked advisories for specific workarounds if immediate patching is not possible.
## Detection
- Indicators of compromise related to Access Bypass or XML Injection should be monitored via web/application logs corresponding to the affected modules.
- Detection should focus on unusual access patterns or evidence of unexpected XML processing in logs related to the CAS Server.
## References
- [Drupal Canvas Advisory](https://www.drupal.org/sa-contrib-2026-006)
- [CAS Server Advisory](https://www.drupal.org/sa-contrib-2026-007)
- [General Drupal Security Advisories](https://www.drupal.org/security)