CVE-2025-5701: CWE-862 Missing Authorization in siteheart HyperComments
The HyperComments plugin for WordPress is vulnerable to unauthorized modification of data that can lead to privilege escalation due to a missing capability check on the hc_request_handler function in all versions up to, and including, 1.2.2. This makes it possible for unauthenticated attackers to update arbitrary options on the WordPress site. This can be leveraged to update the default role for registration to administrator and enable user registration for attackers to gain administrative user access to a vulnerable site.
AI Analysis
Technical Summary
The HyperComments plugin for WordPress contains a missing authorization vulnerability (CWE-862) in the hc_request_handler function in all versions up to 1.2.2. Due to the lack of capability checks, unauthenticated attackers can update arbitrary options on the WordPress site. This includes changing the default registration role to administrator and enabling user registration, which can be exploited to gain administrative privileges on the vulnerable site. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high severity with network attack vector, low attack complexity, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker can escalate privileges on a vulnerable WordPress site by modifying site options without authentication. This can lead to unauthorized administrative access, complete site compromise, and potential control over site content and user management.
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 WordPress admin area and disable user registration if not required. Monitor plugin updates from siteheart for an official patch addressing this vulnerability.
CVE-2025-5701: CWE-862 Missing Authorization in siteheart HyperComments
Description
The HyperComments plugin for WordPress is vulnerable to unauthorized modification of data that can lead to privilege escalation due to a missing capability check on the hc_request_handler function in all versions up to, and including, 1.2.2. This makes it possible for unauthenticated attackers to update arbitrary options on the WordPress site. This can be leveraged to update the default role for registration to administrator and enable user registration for attackers to gain administrative user access to a vulnerable site.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The HyperComments plugin for WordPress contains a missing authorization vulnerability (CWE-862) in the hc_request_handler function in all versions up to 1.2.2. Due to the lack of capability checks, unauthenticated attackers can update arbitrary options on the WordPress site. This includes changing the default registration role to administrator and enabling user registration, which can be exploited to gain administrative privileges on the vulnerable site. The vulnerability has a CVSS 3.1 base score of 8.8, indicating high severity with network attack vector, low attack complexity, no user interaction, and high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker can escalate privileges on a vulnerable WordPress site by modifying site options without authentication. This can lead to unauthorized administrative access, complete site compromise, and potential control over site content and user management.
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 WordPress admin area and disable user registration if not required. Monitor plugin updates from siteheart for an official patch addressing this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- Wordfence
- Date Reserved
- 2025-06-04T21:39:51.682Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 68418666182aa0cae2dd4bc9
Added to database: 6/5/2025, 11:58:30 AM
Last enriched: 4/9/2026, 9:37:52 PM
Last updated: 5/10/2026, 1:24:30 PM
Views: 128
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