CVE-2026-89261

MEDIUM CVSS 4.0: 6.9 EPSS 0.46%
Updated Sep 11, 2026
Elasticsearch
Parameter Value
CVSS 6.9 (MEDIUM)
Type CWE-306 (Missing Authentication for Critical Function)
Vendor Elasticsearch
Public PoC No

MoguBlog through 6.2 exposes Elasticsearch index management endpoints in the mogu_search service without authentication, allowing remote attackers to delete, recreate, or alter the blog search index. Attackers can invoke POST endpoints to wipe the entire search index, delete specific documents, or inject malicious index entries, causing search functionality to return incorrect or no results.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0