CVE-2023-30591

HIGH

Nodebb < 2.8.10 - Improper Condition Check

Title source: rule
STIX 2.1

Description

Denial-of-service in NodeBB <= v2.8.10 allows unauthenticated attackers to trigger a crash, when invoking `eventName.startsWith()` or `eventName.toString()`, while processing Socket.IO messages via crafted Socket.IO messages containing array or object type for the event name respectively.

Scores

CVSS v3 7.5
EPSS 0.0221
EPSS Percentile 84.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-754 CWE-241
Status published
Products (1)
nodebb/nodebb < 2.8.10
Published Sep 29, 2023
Tracked Since Feb 18, 2026