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CVE-2023-6520

15
FAUCET Score

CVE-2023-6520 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the WP 2FA – Two-factor authentication for WordPress plugin, versions up to and including 2.5.0. It stems from improper nonce validation in the send_backup_codes_email function, allowing unauthenticated attackers to send arbitrary emails to registered users if they can trick an administrator or other user into clicking a malicious link. The vulnerability has a CVSS score of 4.3 (Medium), indicating low impact (information disclosure) and requiring user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.6.0CPE matchmatch criteria
cpe:2.3:a:melapress:wp_2fa:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
16.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 17th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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 0.1 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/wp-2fa/trunk/includes/classes/Admin/class-setup-wizard.php
Issue Tracking
plugins.trac.wordpress.org / changeset
Patch
wordfence.com / threat-intel/vulnerabilities/id/0af451be-2477-453c-a230-7f3fb804398b
PatchThird Party Advisory