CVE-2018-1000503

MEDIUM

MyBB < 1.8.15 - Incorrect Access Control in Private Forums via IDOR

Title source: llm
STIX 2.1

Description

MyBB Group MyBB contains a Incorrect Access Control vulnerability in Private forums that can result in Users can view posts from private forums without having the password. This attack appear to be exploitable via Subscribe to a forum through IDOR. This vulnerability appears to have been fixed in 1.8.15.

References (2)

Core 2

Scores

CVSS v3 4.3
EPSS 0.0062
EPSS Percentile 45.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-269
Status published
Products (1)
mybb/mybb < 1.8.15
Published Jun 26, 2018
Tracked Since Feb 18, 2026