Vulnerability · Published Oct 15, 2026 · Assigned by VulnCheck

CVE-2026-111364MinDoc through 2.2-beta.2 IDOR via /api/:key/content/:id GET Branch

Medium 6.5

In plain English

A medium-severity authorization bypass via user-controlled key in MinDoc from mindoc-org. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).

Severity (CVSS 3.1)6.5Medium

Exploit odds (30 days)0.2%top 85.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

MinDoc through 2.2-beta.2 contains an insecure direct object reference vulnerability in DocumentController.Content that allows authenticated users to read documents from unauthorized books. Attackers holding a non-observer role on any book can name that book and iterate sequential document ids to read markdown and HTML from private books.

Affected products (as reported)

Vendor	Product	Versions
mindoc-org	MinDoc	0 – through 2.2-beta.2

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References

https://hackmd.io/@hieuPenguinnn/mindoc-api-content-get-cross-book-document-idor third-party-advisory
https://github.com/mindoc-org/mindoc/blob/v2.2-beta.2/controllers/DocumentController.go#L847-L973 technical-description
https://github.com/mindoc-org/mindoc/blob/v2.2-beta.2/routers/router.go#L242 technical-description
https://github.com/mindoc-org/mindoc product
VulnCheck Advisory: MinDoc through 2.2-beta.2 IDOR via /api/:key/content/:id GET Branch third-party-advisory