Description
Versions up to, and including, 5.4.3, of the Booster for WooCommerce WordPress plugin are vulnerable to authentication bypass via the process_email_verification function due to a random token generation weakness in the reset_and_mail_activation_link function found in the ~/includes/class-wcj-emails-verification.php file. This allows attackers to impersonate users and trigger an email address verification for arbitrary accounts, including administrative accounts, and automatically be logged in as that user, including any site administrators. This requires the Email Verification module to be active in the plugin and the Login User After Successful Verification setting to be enabled, which it is by default.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Pluggabl | Booster for WooCommcerce | 5.4.3 – ≤ 5.4.3 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- WordPress Plugin WooCommerce Booster Plugin 5.4.3 - Authentication Bypass EDB-50299 · webapps · Sep 17, 2021
GitHub 2 repositories
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motikan2010/CVE-2021-34646 ★ 2 · Sep 4, 2021
CVE-2021-34646 PoC
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0xB455/CVE-2021-34646 ★ 1 · May 15, 2024
PoC for CVE-2021-34646
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.