What is CVE-2026-109174?

CVE-2026-109174 is a medium-severity vulnerability in Moxi624 Mogublog, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-10-12.

How severe is CVE-2026-109174?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Moxi624 Mogublog

CVE-2026-109174

MoguBlog through 6.2 contains an information disclosure vulnerability that allows low-privileged front-end users to read system credentials via the getSystemConfig endpoint. Attackers can supply an ordinary reader session token to retrieve unfiltered SystemConfig data, exposing Qiniu and MinIO secret keys and SMTP mailbox passwords.

Vulnerability class: Broken Access Control

Published 2026-10-12.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Moxi624 Mogublog

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b… (exploit)
github.com/moxi624/mogu_blog_v2/blob/025d78c7ac7e19b1abf796fa3cc158d855723d15/m… (technical-description)
www.vulncheck.com/advisories/mogublog-through-6.2-credential-disclosure-via-oau… (third-party-advisory)

Frequently asked questions

What is CVE-2026-109174?: CVE-2026-109174 is a medium-severity vulnerability in Moxi624 Mogublog, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-10-12.
How severe is CVE-2026-109174?: Medium severity. CVSS v3 base score is 6.5 out of 10.