Critical 9.8Published Dec 16, 2025

CVE-2023-53894phpfm 1.7.9 Authentication Bypass via Type Juggling Vulnerability

Updated under an hour ago (Oct 27, 2026, 12:30 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for Dulldusk phpfm

Exploited in the last 30 days

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.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-1390
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Dulldusk phpfm dulldusk:phpfm (from the name)	1.7.9	CNA record
dulldusk phpfilemanager dulldusk:phpfilemanager	1.7.9	NVD

References

References

https://www.exploit-db.com/exploits/51594	exploit, third-party-advisory
https://www.dulldusk.com/phpfm/	product
https://www.vulncheck.com/advisories/phpfm-authentication-bypass-via-type-juggling-vulnerability	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.