CVE-2026-42168

EUVD-2026-45347
django-pyas2 through 1.2.3 is vulnerable to OS command injection via the cmd_receive and cmd_send fields on the Partner model. These fields are passed directly to os.system() in pyas2/utils.py without sanitization, allowing an authenticated admin user to execute arbitrary commands on the server when an AS2 message is received or sent.
OS Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 79.92%
Common Weakness Enumeration
References
https://github.com/abhishek-ram/django-pyas2
https://github.com/abhishek-ram/django-pyas2/releases/tag/v1.2.3
https://github.com/m4ty-m/vulnerability-research/tree/main/CVE-2026-42168