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Status published
Critical
CVE-2021-24240
Business Hours Pro <= 5.5.0 - Unauthenticated Arbitrary File Upload to RCE
Vulnerability Description
The Business Hours Pro WordPress plugin through 5.5.0 allows a remote attacker to upload arbitrary files using its manual update functionality, leading to an unauthenticated remote code execution vulnerability.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Harald Eilertsen
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Affected Vendor
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View all reports →Affected Software
Business Hours Pro
Vulnerable Versions:
5.5.0
Timeline
Official Publish:
April 22nd, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H