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GoogleOSV:BIT-MYBB-2023-41362

HistoryMar 06, 2024 - 10:57 a.m.

BIT-mybb-2023-41362

2024-03-0610:57:07

Google

osv.dev

mybb

code injection

admin cp

templates

php

security vulnerability

7.2 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

35.8%

JSON

MyBB before 1.8.36 allows Code Injection by users with certain high privileges. Templates in Admin CP intentionally use eval, and there was some validation of the input to eval, but type juggling interfered with this when using PCRE within PHP.

CPENameOperatorVersion
mybblt1.8.36

CPE	Name	Operator	Version
	mybb	lt	1.8.36

References

blog.sorcery.ie/posts/mybb_acp_rce/

github.com/mybb/mybb/commit/a43a6f22944e769a6eabc58c39e7bc18c1cab4ca.patch

github.com/mybb/mybb/security/advisories/GHSA-pr74-wvp3-q6f5

mybb.com/versions/1.8.36/