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Vulnerability record · CVE-2026-79672 · published 25 August 2026

CVE-2026-79672: Missing authorization vulnerability

Ech0 before 4.4.3 fails to enforce scope-based authorization on nine comment panel admin endpoints, allowing access tokens with minimal scopes to perform full comment moderation operations. Attackers with a limited-scope access token can list, approve, reject, delete comments, and modify comment system settings by directly accessing the unprotected panel endpoints.

7.0 CVSS 4.0 High EPSS 0.32% · top 77.6% CWE-862 · Missing authorization Deferred
7.0CVSS 4.0 base score
0.32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
31 Aug 2026Last modified by NVD

Description

Ech0 before 4.4.3 fails to enforce scope-based authorization on nine comment panel admin endpoints, allowing access tokens with minimal scopes to perform full comment moderation operations. Attackers with a limited-scope access token can list, approve, reject, delete comments, and modify comment system settings by directly accessing the unprotected panel endpoints.

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/lin-snow/Ech0/security/advisories/GHSA-fwg7-53p4-g33c
https://www.vulncheck.com/advisories/ech0-before-authentication-bypass-via-comment-panel

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Source: NIST National Vulnerability Database (record CVE-2026-79672), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.