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CVE-2023-3371

20
FAUCET Score

CVE-2023-3371 impacts the User Registration plugin for WordPress, specifically versions up to and including 3.7.3. It is a sensitive information exposure vulnerability caused by a hardcoded encryption key, allowing unauthenticated attackers to decrypt and view password-protected content. Rated 7.5 HIGH on CVSS, this vulnerability has a low attack complexity and can lead to full confidentiality compromise. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential for data exposure remains.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.7.3CPE matchmatch criteria
cpe:2.3:a:wpdeveloper:embedpress:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 20th percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

plugins.trac.wordpress.org / browser/embedpress/tags/3.7.3/EmbedPress/Includes/Classes/Helper.php
Product
plugins.trac.wordpress.org / browser/embedpress/tags/3.7.3/EmbedPress/Includes/Classes/Helper.php
Product
plugins.trac.wordpress.org / browser/embedpress/tags/3.7.3/Gutenberg/block-backend/block-embedpress.php
Product
plugins.trac.wordpress.org / changeset/2930523/embedpress
Patch
plugins.trac.wordpress.org / changeset/2930523/embedpress
Patch
wordfence.com / threat-intel/vulnerabilities/id/c1033b4d-82a0-4484-aebf-f35d6a2a9a13
Third Party Advisory