CVE-2026-33357 Meari OpenAPI device status IDOR
Attackers can retrieve WAN IP addresses for arbitrary devices via an insecure API endpoint in Meari client applications due to missing server-side authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-33357?
CVE-2026-33357 is a high-severity missing authorization vulnerability in com.meari.sdk, published on 11 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In Meari client applications embedding "com.meari.sdk" (including CloudEdge 5.5.0 build 220, Arenti 1.8.1 build 220, and related white-label <= 1.8.x), the integrated call path to openapi-euce.mearicloud.com can be abused to retrieve WAN IP data for arbitrary devices. The root cause is a server-side authorization failure in "GET /openapi/device/status".
Weakness: CWE-862
Which versions are affected by CVE-2026-33357?
How do I fix CVE-2026-33357?
No fix has been published for CVE-2026-33357 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-33357 being exploited?
There is no known exploitation of CVE-2026-33357 in the wild and no public exploit code.
Sources
Also known as GHSA-mg5x-6x36-w8v4.