CVE-2026-16493

HighCVSS 7.8/10Last modified Nov 4, 2026

Description

A flaw was found in ansible-core. The _extract_collection_from_git() function in ansible-core's concrete_artifact_manager.py constructs git clone commands without a '--' (end-of-options) separator before user-supplied URLs when installing collections from git sources. An attacker who provides a crafted collection source URI containing git argument injection payloads can achieve arbitrary command execution when a user runs 'ansible-galaxy collection install' with the malicious source. This is an incomplete fix for CVE-2026-11332, which hardened the role install path but missed the equivalent collection install code path.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

VendorProductVersions
Red HatRed Hat Satellite 6.17 for RHEL 9—
Red HatRed Hat Satellite 6.18 for RHEL 9—
Red HatRed Hat Satellite 6.18 for RHEL 9—
Red HatRed Hat Satellite 6.18 for RHEL 9—
Red HatRed Hat Satellite 6.19 for RHEL 9—
Red HatRed Hat Ansible Automation Platform 2—
Red HatRed Hat Enterprise Linux 10—
Red HatRed Hat Enterprise Linux 8—
Red HatRed Hat Enterprise Linux 9—

References

Timeline

Published
Jul 21, 2026
Last modified
Nov 4, 2026
NVD status
Awaiting Analysis

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CVE-2026-16493: High severity, CVSS 7.8 | Vulnix