CVE-2026-89262: Authorization Bypass Through User-Controlled Key in moxi624 MoguBlog
MoguBlog through 6.2 contains an authorization bypass vulnerability in the comment deletion endpoint that performs ownership checks against request-body fields instead of the authenticated principal. Attackers can delete arbitrary comments and their replies by supplying comment UIDs and author UIDs obtained from unauthenticated listing endpoints.
AI Analysis
Technical Summary
CVE-2026-89262 describes an authorization bypass vulnerability in MoguBlog through version 6.2. The vulnerability exists in the comment deletion endpoint, where ownership verification is incorrectly based on request-body parameters instead of the authenticated principal. As a result, an attacker can delete any comment and its replies by supplying valid comment UIDs and author UIDs, which can be gathered from publicly accessible listing endpoints without authentication.
Potential Impact
An attacker can delete arbitrary comments and their replies without authentication, impacting the integrity of user-generated content. There is no confidentiality or availability impact reported. The vulnerability has a CVSS 3.1 score of 7.5 (high severity), reflecting the ease of exploitation and the impact on data integrity.
Mitigation Recommendations
No patch or official fix information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to comment deletion endpoints or implement server-side ownership verification based on authenticated user identity rather than request parameters.
CVE-2026-89262: Authorization Bypass Through User-Controlled Key in moxi624 MoguBlog
Description
MoguBlog through 6.2 contains an authorization bypass vulnerability in the comment deletion endpoint that performs ownership checks against request-body fields instead of the authenticated principal. Attackers can delete arbitrary comments and their replies by supplying comment UIDs and author UIDs obtained from unauthenticated listing endpoints.
CVSS v3.1
Score 7.5high
Affected software
moxi624
MoguBlog
Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-89262 describes an authorization bypass vulnerability in MoguBlog through version 6.2. The vulnerability exists in the comment deletion endpoint, where ownership verification is incorrectly based on request-body parameters instead of the authenticated principal. As a result, an attacker can delete any comment and its replies by supplying valid comment UIDs and author UIDs, which can be gathered from publicly accessible listing endpoints without authentication.
Potential Impact
An attacker can delete arbitrary comments and their replies without authentication, impacting the integrity of user-generated content. There is no confidentiality or availability impact reported. The vulnerability has a CVSS 3.1 score of 7.5 (high severity), reflecting the ease of exploitation and the impact on data integrity.
Mitigation Recommendations
No patch or official fix information is provided. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict access to comment deletion endpoints or implement server-side ownership verification based on authenticated user identity rather than request parameters.
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: 6aa41f3091cc7f384856d450
Added to database: 09/11/2026, 15:33:04 UTC
Last enriched: 09/11/2026, 15:46:57 UTC
Last updated: 09/11/2026, 19:42:40 UTC
Views: 6
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.