CVE-2026-1900: CWE-862 Missing Authorization in Link Whisper Free
CVE-2026-1900 is a medium severity vulnerability in the Link Whisper Free WordPress plugin versions before 0. 9. 1. It involves a missing authorization check on a publicly accessible REST endpoint, allowing unauthenticated users to update plugin settings. This could lead to unauthorized changes to the plugin configuration. There is no confirmed patch or official remediation available at this time. No known exploits are reported in the wild. Users should monitor vendor advisories for updates and apply any future patches promptly.
AI Analysis
Technical Summary
The Link Whisper Free WordPress plugin prior to version 0.9.1 contains a missing authorization vulnerability (CWE-862) in a REST endpoint that permits unauthenticated settings updates. This allows attackers without credentials to modify plugin settings via the exposed REST API. The vulnerability has a CVSS 3.1 base score of 6.5, indicating a medium severity impact with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The impact includes limited confidentiality and integrity loss but no availability impact. No official fix or patch has been confirmed as of the published date.
Potential Impact
An attacker can update plugin settings without authentication, potentially altering the plugin's behavior or configuration. This could lead to limited confidentiality and integrity impacts within the WordPress environment. There is no indication of availability impact or known exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the REST API endpoints if possible or implement additional access controls at the web server or application level to prevent unauthorized requests to the vulnerable endpoint.
CVE-2026-1900: CWE-862 Missing Authorization in Link Whisper Free
Description
CVE-2026-1900 is a medium severity vulnerability in the Link Whisper Free WordPress plugin versions before 0. 9. 1. It involves a missing authorization check on a publicly accessible REST endpoint, allowing unauthenticated users to update plugin settings. This could lead to unauthorized changes to the plugin configuration. There is no confirmed patch or official remediation available at this time. No known exploits are reported in the wild. Users should monitor vendor advisories for updates and apply any future patches promptly.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Link Whisper Free WordPress plugin prior to version 0.9.1 contains a missing authorization vulnerability (CWE-862) in a REST endpoint that permits unauthenticated settings updates. This allows attackers without credentials to modify plugin settings via the exposed REST API. The vulnerability has a CVSS 3.1 base score of 6.5, indicating a medium severity impact with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The impact includes limited confidentiality and integrity loss but no availability impact. No official fix or patch has been confirmed as of the published date.
Potential Impact
An attacker can update plugin settings without authentication, potentially altering the plugin's behavior or configuration. This could lead to limited confidentiality and integrity impacts within the WordPress environment. There is no indication of availability impact or known exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict access to the REST API endpoints if possible or implement additional access controls at the web server or application level to prevent unauthorized requests to the vulnerable endpoint.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-02-04T14:48:19.268Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d4a832aaed68159ad9ba72
Added to database: 4/7/2026, 6:46:10 AM
Last enriched: 4/14/2026, 3:56:10 PM
Last updated: 5/22/2026, 9:27:28 PM
Views: 72
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