CVE-2026-103250

Published: Ott 01, 2026 Last Modified: Ott 01, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,0
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 8,1
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: changed
Confidentiality: high
Integrity: low
Availability: low

Description

AI Translation Available

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a NoSQL injection vulnerability in the MongoDB Chat Memory node that fails to validate the sessionId parameter. Unauthenticated attackers can supply MongoDB query operators in the sessionId field to access conversation histories from other users and perform unauthorized write and delete operations.

943

Improper Neutralization of Special Elements in Data Query Logic

Incomplete
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Availability Access Control
Potential Impacts:
Bypass Protection Mechanism Read Application Data Modify Application Data Varies By Context
Applicable Platforms
All platforms may be affected
View CWE Details
https://github.com/n8n-io/n8n/security/advisories/GHSA-w24g…
https://github.com/n8n-io/n8n/security/advisories/GHSA-w24g-6454-7w7f
https://www.vulncheck.com/advisories/n8n-before-1.123.80-2.…
https://www.vulncheck.com/advisories/n8n-before-1.123.80-2.39.6-and-2.40.1-nosq…