CVE-2026-67342 ArcadeDB before 26.7.2 Authorization Bypass via Database Handlers
Attackers can bypass authorization checks to access and modify unauthorized databases via specific HTTP endpoints in ArcadeDB.
- 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-2026-67342?
CVE-2026-67342 is a critical missing authorization vulnerability in ArcadeData arcadedb, published on 1 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ArcadeDB versions before 26.7.2 contain an authorization bypass vulnerability in HTTP handlers for time series, batch, Prometheus, and Grafana endpoints that fail to validate database access permissions. Attackers can access and modify databases they are not authorized to use by directly calling affected endpoints with arbitrary database parameters.
Weakness: CWE-639
Which versions are affected by CVE-2026-67342?
2 open source packages ship an affected version, including com.arcadedb:arcadedb-server.
| Package | Affected | Fixed in |
|---|---|---|
com.arcadedb:arcadedb-server Maven | All versions | 26.7.2 |
com.arcadedb:arcadedb-server Maven | All versions | 26.7.2 |
How do I fix CVE-2026-67342?
Upgrade com.arcadedb:arcadedb-server to 26.7.2 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-67342 being exploited?
There is no known exploitation of CVE-2026-67342 in the wild and no public exploit code.
Sources
Also known as GHSA-gj8q-6wmr-v9mq, GHSA-x8mg-6r4p-87pf.