CVE-2023-53894

Critical

Description

phpfm 1.7.9 contains an authentication bypass vulnerability that allows attackers to log in by exploiting loose type comparison in password hash validation. Attackers can craft specific password hashes beginning with 0e or 00e to bypass authentication and upload malicious PHP files to the server.

SeverityCritical
CVSS9.8
Exploit probability—
ProductDulldusk Phpfilemanager
PublishedDec 16, 2025
First seenDec 16, 2025
Weakness typeCWE-1390CWE-1390

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
dulldusk phpfilemanager1.7.9—

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