CVE-2025-66150 - Vulnerability Details - OpenCVE

Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Appender: from n/a through 1.1.1.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Wordpress	Wordpress

No data.

No data.

References

Link	Providers
https://vdp.patchstack.com/database/wordpress/plugin/appender/vulnerability/wordpress-appender-plugin-1-1-1-broken-access-control-vulnerability?_s_id=cve

History

Mon, 05 Jan 2026 10:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Wordpress Wordpress wordpress
Vendors & Products		Wordpress Wordpress wordpress

Fri, 02 Jan 2026 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 31 Dec 2025 18:45:00 +0000

Type	Values Removed	Values Added
Description		Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Appender: from n/a through 1.1.1.
Title		WordPress Appender plugin <= 1.1.1 - Broken Access Control vulnerability
Weaknesses		CWE-862
References		https://vdp.patchstack.com/database/wordpress/plugin/appender/vulnerability/wordpress-appender-plugin-1-1-1-broken-access-control-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L'}`

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2025-12-31T18:35:57.735Z

Updated: 2026-01-02T14:36:20.798Z

Reserved: 2025-11-21T11:23:07.864Z

Link: CVE-2025-66150

Vulnrichment

Updated: 2026-01-02T14:19:06.387Z

NVD

Status : Awaiting Analysis

Published: 2025-12-31T19:15:44.237

Modified: 2025-12-31T20:42:15.637

Link: CVE-2025-66150

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-66150", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2025-11-21T11:23:07.864Z", "datePublished": "2025-12-31T18:35:57.735Z", "dateUpdated": "2026-01-02T14:36:20.798Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Appender", "vendor": "merkulove", "versions": [{"lessThanOrEqual": "1.1.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Phat RiO - BlueRock | Patchstack Bug Bounty Program"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.<p>This issue affects Appender: from n/a through 1.1.1.</p>"}], "value": "Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Appender: from n/a through 1.1.1."}], "impacts": [{"capecId": "CAPEC-180", "descriptions": [{"lang": "en", "value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2025-12-31T18:35:57.735Z"}, "references": [{"tags": ["vdb-entry"], "url": "https://vdp.patchstack.com/database/wordpress/plugin/appender/vulnerability/wordpress-appender-plugin-1-1-1-broken-access-control-vulnerability?_s_id=cve"}], "source": {"discovery": "EXTERNAL"}, "title": "WordPress Appender plugin <= 1.1.1 - Broken Access Control vulnerability", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-01-02T14:19:04.402074Z", "id": "CVE-2025-66150", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-02T14:36:20.798Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-66150", "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3", "state": "PUBLISHED", "assignerShortName": "Patchstack", "dateReserved": "2025-11-21T11:23:07.864Z", "datePublished": "2025-12-31T18:35:57.735Z", "dateUpdated": "2026-01-02T14:36:20.798Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Appender", "vendor": "merkulove", "versions": [{"lessThanOrEqual": "1.1.1", "status": "affected", "version": "n/a", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Phat RiO - BlueRock | Patchstack Bug Bounty Program"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.<p>This issue affects Appender: from n/a through 1.1.1.</p>"}], "value": "Missing Authorization vulnerability in merkulove Appender allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Appender: from n/a through 1.1.1."}], "impacts": [{"capecId": "CAPEC-180", "descriptions": [{"lang": "en", "value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-862", "description": "CWE-862 Missing Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "21595511-bba5-4825-b968-b78d1f9984a3", "shortName": "Patchstack", "dateUpdated": "2025-12-31T18:35:57.735Z"}, "references": [{"tags": ["vdb-entry"], "url": "https://vdp.patchstack.com/database/wordpress/plugin/appender/vulnerability/wordpress-appender-plugin-1-1-1-broken-access-control-vulnerability?_s_id=cve"}], "source": {"discovery": "EXTERNAL"}, "title": "WordPress Appender plugin <= 1.1.1 - Broken Access Control vulnerability", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-66150", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-02T14:19:04.402074Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-02T14:19:06.387Z"}}]}}