CVE-2021-34646 is a critical authentication bypass vulnerability affecting Booster for WooCommerce WordPress plugin versions up to 5.4.3. It allows unauthenticated attackers to impersonate any user, including administrators, by exploiting a weak token generation in the email verification process, provided the Email Verification module and default "Login User After Successful Verification" setting are active. This flaw carries a CVSS score of 9.8 (Critical) due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, public exploit code exists (EDB-50299), and the vulnerability has garnered significant community discussion, indicating potential for exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.4.3CPE matchmatch criteria | cpe:2.3:a:booster:booster_for_woocommerce:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.