CVE-2026-75852
ArcadeDB MongoDB wire protocol authentication bypass cross-database
Description
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.
INFO
Published Date :
Aug. 18, 2026, 12:19 p.m.
Last Modified :
Aug. 18, 2026, 12:19 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-75852
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | CRITICAL | [email protected] | ||||
| CVSS 4.0 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 4.0 | CRITICAL | [email protected] |
Solution
- Update ArcadeDB to version 26.8.1 or later.
- Configure SASL authentication for MongoDB wire-protocol plugin.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-75852.
| URL | Resource |
|---|---|
| https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-fq9c-x968-g278 | |
| https://www.vulncheck.com/advisories/arcadedb-mongodb-wire-protocol-authentication-bypass-cross-database |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-75852 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-75852
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-75852 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-75852 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 18, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'ArcadeData', 'product': 'arcadedb', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '26.8.1', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '26.8.1', 'versionType': 'semver'}], 'packageURL': 'pkg:maven/com.arcadedb/arcadedb-mongodbw', 'defaultStatus': 'unaffected'}] Added Description 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. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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 Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-306 Added Reference https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-fq9c-x968-g278 Added Reference https://www.vulncheck.com/advisories/arcadedb-mongodb-wire-protocol-authentication-bypass-cross-database