CVE-2026-44372: CWE-601: URL Redirection to Untrusted Site ('Open Redirect') in nitrojs nitro
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.
AI Analysis
Technical Summary
Nitro versions before 3.0.260429-beta contain a URL redirection vulnerability (CWE-601) where an attacker can exploit wildcard redirect route rules by adding an extra slash after the rule prefix, enabling cross-host redirects to untrusted sites. This could potentially be used in phishing or redirect-based attacks. The vulnerability is addressed in Nitro version 3.0.260429-beta and later.
Potential Impact
Successful exploitation allows an attacker to redirect users to arbitrary external websites via crafted URLs, which may facilitate phishing or other social engineering attacks. There is no indication of privilege escalation or direct code execution. The impact is limited to user redirection to untrusted domains.
Mitigation Recommendations
Upgrade Nitro to version 3.0.260429-beta or later, where this vulnerability is fixed. Since no official patch link or advisory is provided, verify the upgrade through the vendor's official release notes. Patch status is not explicitly confirmed beyond the version fix indication, so check vendor sources for current remediation guidance.
CVE-2026-44372: CWE-601: URL Redirection to Untrusted Site ('Open Redirect') in nitrojs nitro
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.
CVSS v4.0
Score 5.3medium
Affected software
pkg:github/nitrojs/nitroRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Nitro versions before 3.0.260429-beta contain a URL redirection vulnerability (CWE-601) where an attacker can exploit wildcard redirect route rules by adding an extra slash after the rule prefix, enabling cross-host redirects to untrusted sites. This could potentially be used in phishing or redirect-based attacks. The vulnerability is addressed in Nitro version 3.0.260429-beta and later.
Potential Impact
Successful exploitation allows an attacker to redirect users to arbitrary external websites via crafted URLs, which may facilitate phishing or other social engineering attacks. There is no indication of privilege escalation or direct code execution. The impact is limited to user redirection to untrusted domains.
Mitigation Recommendations
Upgrade Nitro to version 3.0.260429-beta or later, where this vulnerability is fixed. Since no official patch link or advisory is provided, verify the upgrade through the vendor's official release notes. Patch status is not explicitly confirmed beyond the version fix indication, so check vendor sources for current remediation guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-05-05T20:15:20.631Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a04e7d1cbff5d86100a84fa
Added to database: 05/13/2026, 21:06:25 UTC
Last enriched: 05/21/2026, 12:19:51 UTC
Last updated: 07/31/2026, 19:22:59 UTC
Views: 61
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