CVE-2026-103347

WordPress hCaptcha for WP plugin <= 5.3.0 - Bypass Vulnerability vulnerability

Published Oct 1, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Unauthenticated Bypass Vulnerability in hCaptcha for WP <= 5.3.0 versions.

Remediation

Vendor Solution

Update the WordPress hCaptcha for WP plugin to the latest available version (at least 5.4.0).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Hcaptcha
Hcaptcha hcaptcha For Wp
Wordpress-extensions
Wordpress-extensions hcaptcha For Wp
Vendors & Products Hcaptcha
Hcaptcha hcaptcha For Wp
Wordpress-extensions
Wordpress-extensions hcaptcha For Wp
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Bypass Vulnerability in hCaptcha for WP <= 5.3.0 versions.
Title WordPress hCaptcha for WP plugin <= 5.3.0 - Bypass Vulnerability vulnerability
Weaknesses CWE-290
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Oct 1, 2026, 3:58 PM
Reserved
Sep 30, 2026, 12:43 PM
Status
Deferred
Published
Oct 1, 2026, 3:17 PM
Modified
Oct 1, 2026, 8:31 PM