CVE-2016-9417

HIGH

Mybb Merge System < 1.8.7 - SSRF

Title source: rule

Description

The fetch_remote_file function in MyBB (aka MyBulletinBoard) before 1.8.8 and MyBB Merge System before 1.8.8 allows remote attackers to conduct server-side request forgery (SSRF) attacks via unspecified vectors.

References (4)

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/11/10/8

[Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2016/11/18/1

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/94396

[Patch, Release Notes, Vendor Advisory] https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/

Scores

CVSS v3 7.4

EPSS 0.0065

EPSS Percentile 70.5%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

Classification

CWE

CWE-918

Status draft

Affected Products (2)

mybb/merge_system < 1.8.7

mybb/mybb < 1.8.7

Timeline

Published Jan 31, 2017

Tracked Since Feb 18, 2026