CVE-2026-44372

Nitro: Open Redirect via Protocol-Relative URL Bypass in Wildcard Route Rules

Published May 13, 2026 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Nitro is a next generation server toolkit. Prior to 3.0.260429-beta, an attacker could turn a redirect route rule using wildcards rewrite into a cross-host redirect by sliding an extra slash in after the rule prefix. This vulnerability is fixed in 3.0.260429-beta.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-9phm-9p8f-hw5m Nitro has an Open Redirect via Protocol-Relative URL Bypass in Wildcard Route Rules
History
Type Values Removed Values Added
First Time appeared Nitro
Nitro nitro
CPEs cpe:2.3:a:nitro:nitro:*:*:*:*:*:*:*:*
Vendors & Products Nitro
Nitro nitro
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Nitrojs
Nitrojs nitro
Nitropack
Nitropack nitropack
Vendors & Products Nitrojs
Nitrojs nitro
Nitropack
Nitropack nitropack
Type Values Removed Values Added
Description Nitro is a next generation server toolkit. Prior to 3.0.260429-beta, an attacker could turn a redirect route rule using wildcards rewrite into a cross-host redirect by sliding an extra slash in after the rule prefix. This vulnerability is fixed in 3.0.260429-beta.
Title Nitro: Open Redirect via Protocol-Relative URL Bypass in Wildcard Route Rules
Weaknesses CWE-601
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
May 14, 2026, 3:47 PM
Reserved
May 5, 2026, 8:15 PM
Status
Analyzed
Published
May 13, 2026, 9:16 PM
Modified
Oct 26, 2026, 2:10 PM