What is CVE-2026-42168?

CVE-2026-42168 is a critical-severity vulnerability in N/a, classified under OS Command Injection. CVSS score: 9.1/10. Published 2026-07-17.

How severe is CVE-2026-42168?

Critical severity. CVSS v3 base score is 9.1 out of 10.

RCE in N/a

CVE-2026-42168

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.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.021 (79.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

N/a — versions n/a

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

Frequently asked questions

What is CVE-2026-42168?: CVE-2026-42168 is a critical-severity vulnerability in N/a, classified under OS Command Injection. CVSS score: 9.1/10. Published 2026-07-17.
How severe is CVE-2026-42168?: Critical severity. CVSS v3 base score is 9.1 out of 10.