CVE-2026-16602 - Vulnerability Details - OpenCVE

The Passster WordPress plugin before 4.3.6 does not perform a post-status check before returning post content from an unauthenticated REST endpoint, allowing unauthenticated users to disclose the content of non-public (draft, private, and pending) posts on sites that have a captcha provider configured.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00156.

Exploitation poc

Automatable yes

Technical Impact partial

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products

References

Link	Providers
https://wpscan.com/vulnerability/fcca0d1c-1a5b-4515-8182-d68f0759b978/

History

Wed, 05 Aug 2026 18:15:00 +0000

Type	Values Removed	Values Added
Weaknesses	CWE-284

Wed, 05 Aug 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 05 Aug 2026 07:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-200 CWE-284

Wed, 05 Aug 2026 06:30:00 +0000

Type	Values Removed	Values Added
Description		The Passster WordPress plugin before 4.3.6 does not perform a post-status check before returning post content from an unauthenticated REST endpoint, allowing unauthenticated users to disclose the content of non-public (draft, private, and pending) posts on sites that have a captcha provider configured.
Title		Content Protector (Passster) < 4.3.6 - Unauthenticated Non-Public Post Content Disclosure via Captcha REST Endpoint
References		https://wpscan.com/vulnerability/fcca0d1c-1a5b-4515-8182-d68f0759b978/

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-08-05T06:00:09.409Z

Updated: 2026-08-05T15:20:52.550Z

Reserved: 2026-07-22T14:20:48.572Z

Link: CVE-2026-16602

Vulnrichment

Updated: 2026-08-05T15:20:48.945Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-05T20:15:12Z

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