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CVE-2015-3375

16
FAUCET Score

CVE-2015-3375 describes a Cross-Site Request Forgery (CSRF) vulnerability in the Shibboleth Authentication module for Drupal, specifically versions before 6.x-4.1 and 7.x-4.1. This flaw allows remote attackers to hijack administrator sessions to delete user role matching rules. With a CVSS score of 5.8, it has a medium severity, requiring moderate attack complexity and resulting in partial integrity and availability impacts. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.x-4.0CPE matchmatch criteria
cpe:2.3:a:niif:shibboleth_authentication:*:*:*:*:*:drupal:*:*
7.x-4.0CPE matchmatch criteria
cpe:2.3:a:niif:shibboleth_authentication:7.x-4.0:*:*:*:*:drupal:*:*

CVSS Data

CVSS version used by this source: 2.0

5.8MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:P

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 9th percentile among its peer group of 19,953 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

drupal.org / node/2411269
Patch
drupal.org / node/2411271
Patch
drupal.org / node/2411737
PatchVendor Advisory
openwall.com / lists/oss-security/2015/01/29/6
securityfocus.com / bid/74276