Wp 2Fa
CVE-2023-6520
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V3 - Web Frontend Security Anti-CSRF tokens, SameSite cookies
MITRE ATT&CK
1 technique across 1 tactic: Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 4.3 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.27%. |
| Exploit ScenarioDerived | A remote attacker could trick authenticated users into performing unintended actions by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAIv1 – Mar 28, 2026
The WP 2FA - Two-factor authentication for WordPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.5.0. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Cross-Site Request Forgery (CSRF) vulnerability could allow attackers to trick authenticated users into performing unintended actions.
Earlier versions of this analysis (1)
The WP 2FA - Two-factor authentication for WordPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.5.0. This is due to missing or incorrect n
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. The WP 2FA - Two-factor authentication for WordPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.5.0. This is due to missing or incorrect nonce validation on the send_backup_codes_email function. This makes it possible for unauthenticated attackers to send emails with arbitrary content to registered users via a forged request granted they can trick a site administrator or other registered user into performing an action such as clicking on a link. While a nonce check is present, it is only executed if a nonce is set. By omitting a nonce from the request, the check can be bypassed. Affected products include: Melapress Wp 2Fa.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
The WP 2FA - Two-factor authentication for WordPress plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.5.0. This is due to missing or incorrect nonce validation on the send_backup_codes_email function. This makes it possible for unauthenticated attackers to send emails with arbitrary content to registered users via a forged request granted they can trick a site administrator or other registered user into performing an action such as clicking on a link. While a nonce check is present, it is only executed if a nonce is set. By omitting a nonce from the request, the check can be bypassed.
Executive ViewAI
Organizations using for WordPress is vulnerable to Cross-Site Request Forgery in all should be aware of moderate risk from CVE-2023-6520, a cross-site request forgery vulnerability rated CVSS 4.3. Users could be tricked into performing unintended actions. A patch is available and should be applied during regular vulnerability management.
Apply vendor patch. If patching is delayed: implement SameSite cookie attributes and anti-CSRF tokens.
Threat Intelligence Overview
NVD
CVE.org
EPSS
VulDB
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Cross-Site Request Forgery exploits the automatic credential inclusion behavior of web browsers.
Affected Products (CPE)CVE.org
TOTP replay in the WP 2FA WordPress plugin (versions before 4.1.0) allows an attacker who already knows an account's pas
Two-factor authentication bypass in the WP 2FA WordPress plugin before 4.1.0 allows an attacker who possesses a valid us
Account takeover in the WP 2FA WordPress plugin (all versions before 3.1.1.2) is achievable by any attacker who has obta
The WP 2FA WordPress plugin before 2.2.1 does not sanitise and escape a parameter before outputting it back in an admin
The WP 2FA WordPress plugin before 2.3.0 uses comparison operators that don't mitigate time-based attacks, which could b
Cross-site request forgery in the Melapress WP 2FA WordPress plugin, affecting all versions through 4.1.0, allows an att
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Melapress WP 2FA w
Site administrators on a WordPress Multisite network can strip the two-factor authentication configuration of user accou
Improper Authentication vulnerability in Melapress WP 2FA allows Authentication Bypass.2.0. Rated medium severity (CVSS
The WP 2FA - Two-factor authentication for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Refere
GitHub PoC
Exploit-DB