CVE-2026-72592: dulldusk phpfm
Vulnerability summary
CVE-2026-72592 is a critical (CVSS 9.8) vulnerability in dulldusk phpfm. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 56.1% of scored vulnerabilities.
Timeline
- 10-08-2026PublishedVulnerability first disclosed.
- 10-08-2026Last modifiedVulnerability information updated.
Description
An unrestricted file upload vulnerability in dulldusk/phpfm through 1.8.0 allows an unauthenticated remote attacker to execute arbitrary PHP code on the server. The application ships with an empty upload extension filter ( = array) and no authentication enabled by default (auth_pass is empty string), allowing an unauthenticated attacker to upload a PHP webshell and execute it by browsing to the uploaded path.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST9.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.80%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
+0.27 pp
From 0.53% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Dulldusk1 product
- phpfm≤ 1.8.0
1 vendor · 1 product
References
2 links- github.com/dulldusk/phpfmThird Party Advisory
- github.com/dulldusk/phpfm/blob/master/index.phpTechnical Description