CVE-2026-16299: CWE-287 Improper Authentication in Single Sign On For TNG
The Single Sign On For TNG WordPress plugin before 2.2.0 does not properly validate a password reset request, allowing unauthenticated attackers to reset the password of arbitrary users, including administrators, which could lead to a full site takeover.
AI Analysis
Technical Summary
CVE-2026-16299 describes an improper authentication vulnerability in the Single Sign On For TNG WordPress plugin versions prior to 2.2.0. The plugin does not correctly validate password reset requests, enabling unauthenticated attackers to reset passwords for any user account, including those with administrative privileges. This vulnerability can result in complete site compromise. The CVSS v3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows unauthenticated attackers to reset passwords of arbitrary users, including administrators, leading to full site takeover. This compromises confidentiality, integrity, and availability of the affected WordPress site.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to password reset functionality and monitor for suspicious activity related to password resets.
CVE-2026-16299: CWE-287 Improper Authentication in Single Sign On For TNG
Description
The Single Sign On For TNG WordPress plugin before 2.2.0 does not properly validate a password reset request, allowing unauthenticated attackers to reset the password of arbitrary users, including administrators, which could lead to a full site takeover.
CVSS v3.1
Score 9.8critical
Affected software
Single Sign On For TNG
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16299 describes an improper authentication vulnerability in the Single Sign On For TNG WordPress plugin versions prior to 2.2.0. The plugin does not correctly validate password reset requests, enabling unauthenticated attackers to reset passwords for any user account, including those with administrative privileges. This vulnerability can result in complete site compromise. The CVSS v3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows unauthenticated attackers to reset passwords of arbitrary users, including administrators, leading to full site takeover. This compromises confidentiality, integrity, and availability of the affected WordPress site.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to password reset functionality and monitor for suspicious activity related to password resets.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-20T12:39:27.295Z
- State
- PUBLISHED
Threat ID: 6a7972acbf8831d5392fafc0
Added to database: 08/10/2026, 06:41:48 UTC
Last enriched: 08/17/2026, 15:12:04 UTC
Last updated: 09/24/2026, 13:47:43 UTC
Views: 57
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