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CVE-2013-4227

22
FAUCET Score

CVE-2013-4227 describes a Cross-Site Request Forgery (CSRF) vulnerability in the Mozilla Persona module for Drupal (versions 7.x-1.x before 7.x-1.11). This flaw allows remote attackers to hijack user authentication by manipulating a security token that is not a string data type. With a CVSS score of 8.8 (High), this vulnerability poses a significant risk, enabling high impact to confidentiality, integrity, and availability through network-based attacks requiring user interaction. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.x-1.0, < 7.x-1.11CPE matchmatch criteria
cpe:2.3:a:mozilla:persona:*:*:*:*:*:drupal:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.76%
Probability of exploitation in next 30 days
EPSS Percentile
51.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0076 is in the 53rd percentile among its peer group of 14,848 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

drupalcode.org / project/persona.git/commitdiff/fe0f9bb
PatchThird Party Advisory
drupal.org / node/2058655
PatchThird Party Advisory
drupal.org / node/2059599
Third Party Advisory
openwall.com / lists/oss-security/2013/08/10/1
Mailing ListThird Party Advisory