CVE-2026-75852CWE-306

CVE-2026-75852

Critical · published August 18, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
51.1
In the wild
Unconfirmed
What it is

ArcadeDB versions before 26.8.1 fail to enforce SASL authentication on data commands in the MongoDB wire-protocol plugin. Unauthenticated attackers can issue insert, find, update, delete, and create commands against any database by connecting to port 27017 without credentials.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
9.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00663 · 51.1th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-08-18T16:19Z
References (2)
https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-fq9c-x968-g278 · [email protected]https://www.vulncheck.com/advisories/arcadedb-mongodb-wire-protocol-authentication-bypass-cross-database · [email protected]
EPSS history
Timeline
  • 18 AUG 11:19Z
    ArcadeDB MongoDB wire protocol authentication bypass cross-database
    cvelistv5