CVE-2026-40040
HIGHPachno 1.0.6 Unrestricted File Upload Remote Code Execution
Title source: cnaDescription
Pachno 1.0.6 contains an unrestricted file upload vulnerability that allows authenticated users to upload arbitrary file types by bypassing ineffective extension filtering to the /uploadfile endpoint. Attackers can upload executable files .php5 scripts to web-accessible directories and execute them to achieve remote code execution on the server.
References (2)
Core 2
Core References
Third Party Advisory third-party-advisory
Zero Science Lab Disclosure
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5982.php
Third Party Advisory third-party-advisory
VulnCheck Advisory: Pachno 1.0.6 Unrestricted File Upload Remote Code Execution
https://www.vulncheck.com/advisories/pachno-unrestricted-file-upload-remote-code-execution
Scores
CVSS v3
8.8
EPSS
0.0047
EPSS Percentile
37.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-434
Status
published
Products (2)
Pachno/Pachno
1.0.6
pancho/Pachno
1.0.6
Published
Apr 13, 2026
Tracked Since
Apr 14, 2026