CVE-2026-61630

nginx ignition has TOTP Reuse During Validity Window

Published Sep 21, 2026 CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Description
nginx ignition is a user interface for the nginx web server. In versions 2.33.0 through 2.35.0, any user that has enabled the OTP 2FA can have their TOTP reused during the standard 30 second validity window. Version 2.35.1 patches the issue.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-hf33-q6cf-c66f nginx ignition has TOTP Reuse During Validity Window
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Lucasdillmann
Lucasdillmann nginx-ignition
Vendors & Products Lucasdillmann
Lucasdillmann nginx-ignition
Type Values Removed Values Added
Description nginx ignition is a user interface for the nginx web server. In versions 2.33.0 through 2.35.0, any user that has enabled the OTP 2FA can have their TOTP reused during the standard 30 second validity window. Version 2.35.1 patches the issue.
Title nginx ignition has TOTP Reuse During Validity Window
Weaknesses CWE-287
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 21, 2026, 8:46 PM
Reserved
Jul 10, 2026, 5:38 PM
Status
Deferred
Published
Sep 21, 2026, 3:17 PM
Modified
Sep 24, 2026, 9:25 PM