CVE-2026-40044
CRITICALPachno 1.0.6 FileCache Deserialization Remote Code Execution
Title source: cnaDescription
Pachno 1.0.6 contains a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary code by injecting malicious serialized objects into cache files. Attackers can write PHP object payloads to world-writable cache files with predictable names in the cache directory, which are unserialized during framework bootstrap before authentication checks occur.
References (2)
Core 2
Core References
Third Party Advisory third-party-advisory
Zero Science Lab Disclosure
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2026-5986.php
Third Party Advisory third-party-advisory
VulnCheck Advisory: Pachno 1.0.6 FileCache Deserialization Remote Code Execution
https://www.vulncheck.com/advisories/pachno-filecache-deserialization-remote-code-execution
Scores
CVSS v3
9.8
EPSS
0.0048
EPSS Percentile
37.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-502
Status
published
Products (2)
Pachno/Pachno
1.0.6
pancho/Pachno
1.0.6
Published
Apr 13, 2026
Tracked Since
Apr 14, 2026