CVE-2018-1000503

medium

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

https://blog.mybb.com/2018/03/15/mybb-1-8-15-released-security-maintenance-release/

http://www.batterystapl.es/2018/03/local-file-inclusion-and-reading.html

Details

Source: Mitre, NVD

Published: 2018-06-26

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.00149