CVE-2026-39793 PUBLISHED

WordPress Simple JWT Login plugin 4.0.0 - Broken Authentication vulnerability

Assigner: Patchstack
Reserved: 07.04.2026 Published: 06.10.2026 Updated: 06.10.2026

Subscriber Broken Authentication in Simple JWT Login 4.0.0 versions.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	Nicu Micle
Product	Simple JWT Login
Versions	Default: unaffected Version 4.0.0 is affected

Credits

Taylsec | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/wordpress/plugin/simple-jwt-login/vulnerability/wordpress-simple-jwt-login-plugin-4-0-0-broken-authentication-vulnerability?_s_id=cve

Problem Types

CWE-288 Authentication Bypass Using an Alternate Path or Channel CWE

Impacts

CAPEC-50 Password Recovery Exploitation