{"id":"CVE-2026-113374","title":"Nexus Repository 3 - Privilege Escalation via Rut Auth Capability Creation","summary":"Sonatype Nexus Repository 3 does not require realm administration permission when a user creates a Rut Auth capability. A user who holds only the capability creation permission (nexus:capabilities:create) can create this capability, whic…","severity":"high","cvss":8.6,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","cvssSource":"cna","cwe":["CWE-862"],"vendor":"Sonatype","product":"Nexus Repository 3","affected":["nexus_repository_3 >= 3.0.0 < 3.98.0"],"published":"2026-11-04","updated":"2026-11-04","sourceUpdated":"2026-11-04T20:01:19.329Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-113374","references":[{"url":"https://help.sonatype.com/en/sonatype-nexus-repository-3-98-0-release-notes.html"},{"url":"https://support.sonatype.com/hc/en-us/articles/56616522124435/"}],"tags":["cve.org"],"ingestedAt":"2026-11-05T21:36:00.527Z","epss":0.00279,"epssPercentile":0.20452,"slug":"CVE-2026-113374","body":"## Overview\n\nSonatype Nexus Repository 3 does not require realm administration permission when a user creates a Rut Auth capability. A user who holds only the capability creation permission (nexus:capabilities:create) can create this capability, which turns on header-based authentication for the instance. A remote client can then authenticate as an existing user, including an administrator, without credentials.\n\n## Affected\n\n- `nexus_repository_3 >= 3.0.0 < 3.98.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":47,"depthScoreParts":{"impact":47.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}