In Argo Workflows through 3.1.3, if EXPRESSION_TEMPLATES is enabled and untrusted users are allowed to specify input parameters when running workflows, an attacker may be able to disrupt a workflow because expression template output is evaluated.
https://github.com/argoproj/argo-workflows/pull/6442
https://github.com/argoproj/argo-workflows/issues/6441
Source: Mitre, NVD
Published: 2021-08-03
Updated: 2026-02-13
Base Score: 5.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:P
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
EPSS: 0.00271