CVE-2026-111312
What it is
OpenHealth through 0.2.0 contains a missing authentication and authorization vulnerability in the /api/health-data/[id] GET, PATCH and DELETE handlers that query records by id without session or authorId checks. Unauthenticated attackers who know a HealthData record id can read another user's medical record data and file metadata, overwrite it with arbitrary JSON, or delete it.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- No patch or advisory is linked yet. Look at mitigations or restrict exposure.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 9.2 CRITICAL (CVSS).
- Fix: none linked yet, which raises it.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-306 · Missing authentication
- Record status
- Deferred
Attack profile CVSS 4.0 · 9.2
- Attack vector
- Network
- Complexity
- Low
- Attack requirements
- Present
- Privileges needed
- None
- User interaction
- None
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Raw vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:L/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:X/V:X/RE:X/U:X
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2026-111312.md and follow it. Check whether this project is affected by CVE-2026-111312. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
References
- https://github.com/OpenHealthForAll/open-health
- https://github.com/OpenHealthForAll/open-health/blob/v0.2.0/src/app/api/health-data/%5Bid%5D/route.ts#L13-L43
- https://github.com/OpenHealthForAll/open-health/blob/v0.2.0/src/middleware.ts#L20
- https://hackmd.io/@hieuPenguinnn/open-health-health-data-id-missing-auth-idor
- https://www.vulncheck.com/advisories/openhealth-through-0.2.0-missing-authentication-via-api-health-data-id-route
- https://hackmd.io/@hieuPenguinnn/open-health-health-data-id-missing-auth-idor