The ZT Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.4. This is due to improper nonce validation on the save_ztcpt_captcha_settings action where the nonce check can be bypassed by sending an empty token value. This makes it possible for unauthenticated attackers to modify the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Advisories

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Fixes

Solution

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Workaround

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History

Sat, 24 Jan 2026 16:45:00 +0900

Type Values Removed Values Added
Description The ZT Captcha plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.0.4. This is due to improper nonce validation on the save_ztcpt_captcha_settings action where the nonce check can be bypassed by sending an empty token value. This makes it possible for unauthenticated attackers to modify the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Title ZT Captcha <= 1.0.4 - Cross-Site Request Forgery to Settings Update
Weaknesses CWE-352
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-01-24T07:26:45.884Z

Reserved: 2026-01-16T20:23:23.745Z

Link: CVE-2026-1075

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-24T08:16:07.963

Modified: 2026-01-24T08:16:07.963

Link: CVE-2026-1075

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses