Cross-site request forgery (CSRF) vulnerability in Shared Sign-On 5.x and 6.x, a module…
Priority LOW 31CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Tampering
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-352.
Summary
Cross-site request forgery (CSRF) vulnerability in Shared Sign-On 5.x and 6.x, a module for Drupal, allows remote attackers to hijack the authentication of arbitrary users via unknown vectors.
Why it matters now
EPSS 0.00604 49th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* | all versions | Running on | Drupal |
| cpe:2.3:a:tim_nelson:shared_sign-on:5.x:*:*:*:*:*:*:* | 5.x | Vulnerable | Tim Nelson |
| cpe:2.3:a:tim_nelson:shared_sign-on:6.x:*:*:*:*:*:*:* | 6.x | Vulnerable | Tim Nelson |
- cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* Versions all versions Running on ·Drupal
- cpe:2.3:a:tim_nelson:shared_sign-on:5.x:*:*:*:*:*:*:* Versions 5.x Vulnerable ·Tim Nelson
- cpe:2.3:a:tim_nelson:shared_sign-on:6.x:*:*:*:*:*:*:* Versions 6.x Vulnerable ·Tim Nelson
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-3656
- 2026-10-03 Alias added: GHSA-xjpc-m35x-gfvr
References
Advisory 1
More Tim Nelson Shared Sign-on vulnerabilities
- TI-2009-03493 Session fixation vulnerability in Shared Sign-On 5.x and 6.x, a module for Drupal, allows… CVSS 2.0MEDIUM 5.8
Sources
- CVE-2009-3656 · CVE Program
- CVE-2009-3656 · NVD
- FIRST EPSS
- GHSA-xjpc-m35x-gfvr · GitHub Advisory Database · CC BY 4.0
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