CVE-2025-61560

github.com/argoproj/argo-cd: argo-cd: Rate limit bypass via race condition in SessionManager

Published Oct 9, 2026 CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed
Description
A race condition vulnerability in the SessionManager of CNCF: Cloud Native Computing Foundation Argo CD v3.0.6 allows attackers to bypass rate limiting and perform a brute force attack via repeated crafted requests.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title github.com/argoproj/argo-cd: argo-cd: Rate limit bypass via race condition in SessionManager
Weaknesses CWE-307
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Title Race Condition in Argo CD SessionManager Enables Rate‑Limit Bypass and Brute‑Force Attack
Type Values Removed Values Added
Title Race Condition in Argo CD SessionManager Enables Rate‑Limit Bypass and Brute‑Force Attack
Type Values Removed Values Added
Title Race Condition in Argo CD Session Manager Enables Brute‑Force Attack
Weaknesses CWE-400
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
First Time appeared Argoproj
Argoproj argo-cd
Vendors & Products Argoproj
Argoproj argo-cd
Type Values Removed Values Added
Title Race Condition in Argo CD Session Manager Enables Brute‑Force Attack
Weaknesses CWE-362
CWE-400
Type Values Removed Values Added
Description A race condition vulnerability in the SessionManager of CNCF: Cloud Native Computing Foundation Argo CD v3.0.6 allows attackers to bypass rate limiting and perform a brute force attack via repeated crafted requests.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Oct 19, 2026, 6:51 PM
Reserved
Sep 26, 2025, 12:00 AM
Status
Awaiting Analysis
Published
Oct 9, 2026, 5:16 PM
Modified
Oct 26, 2026, 9:10 PM
Severity
Important
Public date
Oct 9, 2026, 12:00 AM