CVE-2026-89261: Missing Authentication for Critical Function in moxi624 MoguBlog
MoguBlog versions up to and including 6.2 have a vulnerability where the mogu_search service exposes Elasticsearch index management endpoints without authentication. This allows remote attackers to manipulate the blog's search index by deleting, recreating, or injecting entries, potentially disrupting search functionality.
AI Analysis
Technical Summary
CVE-2026-89261 describes a missing authentication vulnerability in MoguBlog through version 6.2. The exposed Elasticsearch index management endpoints in the mogu_search service can be accessed remotely without any authentication, enabling attackers to perform POST requests that delete the entire search index, remove specific documents, or insert malicious entries. This manipulation can cause the blog's search feature to return incorrect results or no results at all, impacting the integrity and availability of search functionality.
Potential Impact
The vulnerability allows unauthenticated remote attackers to alter the search index by deleting or injecting data, leading to denial of service of the search feature or incorrect search results. There is no confidentiality impact reported. The integrity and availability of the search index are compromised.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to the mogu_search service endpoints to trusted users only, or implement external authentication and access controls to prevent unauthorized access.
CVE-2026-89261: Missing Authentication for Critical Function in moxi624 MoguBlog
Description
MoguBlog versions up to and including 6.2 have a vulnerability where the mogu_search service exposes Elasticsearch index management endpoints without authentication. This allows remote attackers to manipulate the blog's search index by deleting, recreating, or injecting entries, potentially disrupting search functionality.
CVSS v3.1
Score 6.5medium
Affected software
moxi624
MoguBlog
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-89261 describes a missing authentication vulnerability in MoguBlog through version 6.2. The exposed Elasticsearch index management endpoints in the mogu_search service can be accessed remotely without any authentication, enabling attackers to perform POST requests that delete the entire search index, remove specific documents, or insert malicious entries. This manipulation can cause the blog's search feature to return incorrect results or no results at all, impacting the integrity and availability of search functionality.
Potential Impact
The vulnerability allows unauthenticated remote attackers to alter the search index by deleting or injecting data, leading to denial of service of the search feature or incorrect search results. There is no confidentiality impact reported. The integrity and availability of the search index are compromised.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to the mogu_search service endpoints to trusted users only, or implement external authentication and access controls to prevent unauthorized access.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-09-11T10:52:56.668Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa41f3091cc7f384856d44f
Added to database: 09/11/2026, 15:33:04 UTC
Last enriched: 09/11/2026, 15:48:19 UTC
Last updated: 09/11/2026, 18:08:44 UTC
Views: 6
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