CVE-2023-53894phpfm 1.7.9 contains an authentication bypass vulnerability that allows attackers to log in by exploiting loose type comparison in password hash validation.
Updated under an hour ago ()
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It affects dulldusk phpfilemanager. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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, NVD)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
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
dulldusk phpfilemanager dulldusk:phpfilemanager | 1.7.9 | NVD |
References
- https://www.dulldusk.com/phpfm/product
- https://www.exploit-db.com/exploits/51594exploit, third-party-advisory
- https://www.vulncheck.com/advisories/phpfm-authentication-bypass-via-type-juggling-vulnerabilitythird-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.