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CVE-2012-5539

16
FAUCET Score

CVE-2012-5539 describes a vulnerability in the Organic Groups (OG) module 7.x-1.x before 7.x-1.5 for Drupal. This flaw allows authenticated users to post to arbitrary groups by manipulating their account while a pending group membership request is awaiting approval. The vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and requiring authentication, with a potential impact of unauthorized information modification (integrity). There is no evidence of active exploitation, nor are there publicly available exploit tools like Metasploit, Nuclei, or ExploitDB entries. Community discussion and media coverage for this CVE are minimal, suggesting low public awareness.

Impacted Technologies

VendorProductVersion(s)CPE
7.x-1.0CPE matchmatch criteria
cpe:2.3:a:organic_groups_project:organic_groups:7.x-1.0:*:*:*:*:*:*:*
7.x-1.0CPE matchmatch criteria
cpe:2.3:a:organic_groups_project:organic_groups:7.x-1.0:alpha1:*:*:*:*:*:*
7.x-1.1CPE matchmatch criteria
cpe:2.3:a:organic_groups_project:organic_groups:7.x-1.1:*:*:*:*:*:*:*
7.x-1.1CPE matchmatch criteria
cpe:2.3:a:organic_groups_project:organic_groups:7.x-1.1:rc1:*:*:*:*:*:*
7.x-1.1CPE matchmatch criteria
cpe:2.3:a:organic_groups_project:organic_groups:7.x-1.1:rc2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

3.5LOW

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Exploitability Score
6.8
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.95%
Probability of exploitation in next 30 days
EPSS Percentile
57.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0095 is in the 41st percentile among its peer group of 1,636 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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/1795906
Patch
drupal.org / node/1796036
PatchVendor Advisory
openwall.com / lists/oss-security/2012/11/20/4