{"cve":"CVE-2026-44372","nvd":{"published":"2026-05-13T21:16:47.890","modified":"2026-10-26T14:10:00.130","status":"Analyzed","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":{"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","score":5.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-601"],"references":["https://github.com/nitrojs/nitro/pull/4236","https://github.com/nitrojs/nitro/releases/tag/v2.13.4","https://github.com/nitrojs/nitro/releases/tag/v3.0.260429-beta","https://github.com/nitrojs/nitro/security/advisories/GHSA-9phm-9p8f-hw5m"],"products":["nitro:nitro"],"source":"nvd","synced_at":"2026-10-26T14:27:29.784594657+00:00"},"epss":{"cve":"CVE-2026-44372","score":0.0028,"percentile":0.20221,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-9phm-9p8f-hw5m","url":"https://osv.dev/vulnerability/GHSA-9phm-9p8f-hw5m","summary":"Nitro has an Open Redirect via Protocol-Relative URL Bypass in Wildcard Route Rules","modified":"2026-06-09T02:15:07.214276440Z","packages":[{"ecosystem":"npm","name":"nitro","purl":"pkg:npm/nitro","ranges":["<3.0.260429-beta"],"fixed":["3.0.260429-beta"]},{"ecosystem":"npm","name":"nitropack","purl":"pkg:npm/nitropack","ranges":["<2.13.4"],"fixed":["2.13.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}