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CVE-2024-23335

Backups directory .htaccess deletion in. MyBB

Published: May 1, 2024Updated: Jun 30, 2025 Sources: CVE List NVDCWE-20
NVD MITRE
4.7CVSSMEDIUM
EPSS Score
0.6%
Top 58.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

MyBB is a free and open source forum software. The backup management module of the Admin CP may accept `.htaccess` as the name of the backup file to be deleted, which may expose the stored backup files over HTTP on Apache servers. MyBB 1.8.38 resolves this issue. Users are advised to upgrade. There are no known workarounds for this vulnerability

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-20NVD-CWE-noinfo

Affected Products

mybbmybbWeb & CMS Plugins
mybboss-projectWeb & CMS Pluginsaka mybb forums

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://github.com/mybb/mybb/commit/450259e501b94c9d483efb167cb2bf875605e111.patch
github.com
https://github.com/mybb/mybb/security/advisories/GHSA-94xr-g4ww-j47r
github.com
https://mybb.com/versions/1.8.38
mybb.com

Timeline

Published
May 1, 2024
Last Updated
Jun 30, 2025

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