Broken Authentication Vulnerability in User Registration Plugin by WordPress
CVE-2026-73995

5.4MEDIUM

Key Information:

Vendor

WordPress
Status
User Registration
Vendor
CVE Published:
18 August 2026

What is CVE-2026-73995?

The User Registration plugin for WordPress versions up to 5.2.6 is susceptible to a broken authentication vulnerability. This issue allows unauthorized users to potentially exploit this flaw, compromising the integrity of user accounts. Proper security measures should be implemented to mitigate risks associated with weak authentication processes, ensuring the safety of user data and system integrity.

Affected Version(s)

User Registration <= 5.2.6

References

https://patchstack.com/database/wordpress/plugin/user-reg...
vdb-entry

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dm_TomHe | Patchstack Bug Bounty Program
.