Security November 2026 CVE-2026-84503
Ansible-core: ansible-core: ansible.builtin.git invokes git without a `--` separator, allowing argument injection via a `-`-leading repository url (e.g. --upload-pack) -> rce
Severity Moderate
CVSS base score 6.7
Impact Not stated
Exploitation detected Unknown: not stated by MSRC
Exploitability Not assessed
Publicly disclosed Unknown: not stated by MSRC
EPSS · 30-day forecast No EPSS score collected
Customer action Required: follow the MSRC remediation guidance More details
CVSS vector CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U
Public detection template No Nuclei template is listed in the current collected catalog
Component Mariner
Weakness CWE-88: Improper Neutralization of Argument Delimiters in a Command
Issued by redhat
Last revised 14 Nov 2026Information published. CVSS 3.1 base metrics Red raises the risk · green lowers it
Attack vector LocalAV:L
Attack complexity HighAC:H
Privileges required LowPR:L
User interaction RequiredUI:R
Scope UnchangedS:U
Confidentiality HighC:H
Integrity HighI:H
Availability HighA:H
0 KBs No KB listed No KB update is listed in the collected MSRC record. Check the MSRC advisory for product releases and other remedies.
Mariner, Open Source Software
2 affected products
azl3 ansible 2.17.11-1 on Azure Linux 3.0 azl4 ansible-core 2.18.18~rc1-5.azl4 on Azure Linux 4.0 Source. This summary comes from MSRC's public CVRF document for November 2026. If the MSRC page is blocked in your browser, the NVD and CVE.org records carry the same identifier. None of this says whether your devices are affected.
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Explore global source statements, affected packages and advisory history for CVE-2026-84503 . The catalog has a separate collection scope from Microsoft release records.
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CVE-2026-84503 · CVE overview and exploitation status
cve-program · CVE-2026-84503
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