CVE-2009-3657 json
Session fixation vulnerability in Shared Sign-On 5.x and 6.x, a module for Drupal, allows remote attackers to hijack web sessions via unspe…
published 2009-10-09 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3632
- cvss
- 5.8
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
Session fixation vulnerability in Shared Sign-On 5.x and 6.x, a module for Drupal, allows remote attackers to hijack web sessions via unspecified vectors.
Patch / fix
- drupal.org/node/592488 advisory
Exploit prediction
1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.8 | AV:N/AC:M/Au:N/C:P/I:P/A:N |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
drupal.org
/node/592488
patch, vendor-advisory
-
securityfocus.com
/bid/36563
vdb-entry
-
exchange.xforce.ibmcloud.com
/vulnerabilities/53560
vdb-entry
Sources
- CVE List CVE-2009-3657
- NVD CVE-2009-3657
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.