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CVE-2015-4374

13
FAUCET Score

CVE-2015-4374 is a cross-site scripting (XSS) vulnerability affecting the Webform module for Drupal, specifically versions before 6.x-3.23, 7.x-3.23, and 7.x-4.5. This flaw allows authenticated users with specific permissions to inject arbitrary web scripts or HTML by manipulating a component name within the recipient (To) address of an email. The vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and partial integrity impact, but no confidentiality or availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.x-3.3.22CPE matchmatch criteria
cpe:2.3:a:webform_project:webform:*:*:*:*:*:drupal:*:*
7.x-3.0CPE matchmatch criteria
cpe:2.3:a:webform_project:webform:7.x-3.0:*:*:*:*:drupal:*:*
7.x-3.1CPE matchmatch criteria
cpe:2.3:a:webform_project:webform:7.x-3.1:*:*:*:*:drupal:*:*
7.x-3.2CPE matchmatch criteria
cpe:2.3:a:webform_project:webform:7.x-3.2:*:*:*:*:drupal:*:*
7.x-3.3CPE matchmatch criteria
cpe:2.3:a:webform_project:webform:7.x-3.3:*:*:*:*:drupal:*:*

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
1.09%
Probability of exploitation in next 30 days
EPSS Percentile
61.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0109 is in the 59th percentile among its peer group of 1,636 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 0.1 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/2454055
Patch
drupal.org / node/2454059
Patch
drupal.org / node/2454063
Patch
drupal.org / node/2454903
PatchVendor Advisory
openwall.com / lists/oss-security/2015/03/22/35
openwall.com / lists/oss-security/2015/04/25/6
securityfocus.com / bid/73215