{"cve":"CVE-2026-50628","nvd":{"published":"2026-06-12T10:16:22.710","modified":"2026-10-26T11:10:00.157","status":"Modified","description":"A logic error in OAuthRequestFilter rejects legitimate requests originating from the bound IP address, while blindly allowing requests from any other IP address. Enabling this\n\nsecurity feature inadvertently creates an inverse security check. Users are recommended to upgrade to versions 4.2.2 or 4.1.7 or 3.6.12, which fixes this issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-20","CWE-358"],"references":["https://lists.apache.org/thread/vb3ho8lf228gh90m1fpnohf2008xrdxk","http://www.openwall.com/lists/oss-security/2026/06/11/5","https://access.redhat.com/errata/RHSA-2026:37390","https://access.redhat.com/security/cve/CVE-2026-50628","https://bugzilla.redhat.com/show_bug.cgi?id=2488302"],"products":["apache:cxf"],"source":"nvd","synced_at":"2026-10-26T11:33:08.859761529+00:00"},"epss":{"cve":"CVE-2026-50628","score":0.00706,"percentile":0.53091,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-g5v7-jchf-7jrr","url":"https://osv.dev/vulnerability/GHSA-g5v7-jchf-7jrr","summary":"Apache CXF OAuth2 has Inverted IP Binding Check that Defeats Security Control","modified":"2026-08-20T18:48:08.578655Z","packages":[{"ecosystem":"Maven","name":"org.apache.cxf:cxf-rt-rs-security-oauth2","purl":"pkg:maven/org.apache.cxf/cxf-rt-rs-security-oauth2","ranges":[">=4.2.0 <4.2.2"],"fixed":["4.2.2"]},{"ecosystem":"Maven","name":"org.apache.cxf:cxf-rt-rs-security-oauth2","purl":"pkg:maven/org.apache.cxf/cxf-rt-rs-security-oauth2","ranges":["<4.1.7"],"fixed":["4.1.7"]}]}],"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."]}