Reference page — cumulative record through Saturday, October 3, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-89262

CVE-2026-89262HIGH

moxi624 MoguBlog — MoguBlog through 6.2 Arbitrary Comment Deletion via Request-Body Ownership Check

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   N   H   N    8.7   .0054   43.4     —

AFFECTED
  Product   Versions     Fixed
  MoguBlog  unspecified  —

TIMELINE
  Sep 11  Reserved by VulnCheck
  Sep 11  Published (CNA: VulnCheck)
  Sep 24  EXPLOIT PUBLISHED — CVE-2026-89262 (moxi624 MoguBlog). Public exploit reference added.

CWE-639 · CNA: VulnCheck · CVSS v4.0 · 6 references · NVD status: Deferred

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
September 11, 2026	Reserved	Reserved by VulnCheck
September 11, 2026	Published	Published (CNA: VulnCheck)
September 24, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-89262 (moxi624 MoguBlog). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
moxi624	MoguBlog	—	—	—

Weaknesses

CWE-639

References (6)

https://gitee.com/moxi159753/mogu_blog_v2/releases [release-notes]
https://github.com/LinYuanyi1/cve-request-poc/blob/master/mogublog-poc/C04_comment_delete_idor.py [exploit]
https://github.com/moxi624/mogu_blog_v2 [product]
https://github.com/moxi624/mogu_blog_v2/blob/025d78c7ac7e19b1abf796fa3cc158d855723d15/mogu_web/src/main/java/com/moxi/mogublog/web/config/WebSecurityConfig.java [technical-description]
https://github.com/moxi624/mogu_blog_v2/blob/025d78c7ac7e19b1abf796fa3cc158d855723d15/mogu_web/src/main/java/com/moxi/mogublog/web/restapi/CommentRestApi.java [technical-description]
https://www.vulncheck.com/advisories/mogublog-through-6.2-arbitrary-comment-deletion-via-request-body-ownership-check [third-party-advisory]

Authoritative record: CVE-2026-89262 at cve.org

Vendors: moxi624

Weaknesses: CWE-639

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-89262 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Saturday, October 3, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.