{"id":"CVE-2026-57951","title":"Mythic < 3.4.0.60 - Broken Permission Filter in payload_build_step Table","summary":"Mythic before 3.4.0.60 contains a broken hasura permission filter on the payload_build_step table with an always-satisfied _or condition that bypasses operation-scoped access controls. Authenticated operators and spectators can query pay…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-863"],"vendor":"its-a-feature","product":"Mythic","affected":["Mythic < 3.4.0.60"],"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-07-01T14:12:06.329432Z"},"exploitAvailable":true,"published":"2026-06-29","updated":"2026-11-08","sourceUpdated":"2026-11-08T14:06:38.247Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-57951","references":[{"url":"https://github.com/its-a-feature/Mythic/releases/tag/v3.4.0.60","label":"Mythic 3.4.0.60 Release Notes"},{"url":"https://github.com/its-a-feature/Mythic/issues/563","label":"Researcher Disclosure"},{"url":"https://github.com/its-a-feature/Mythic/commit/82648e8241b800a32e1882afc310e7316d98ebaa","label":"Patch Commit"},{"url":"https://www.vulncheck.com/advisories/mythic-broken-permission-filter-in-payload-build-step-table"}],"tags":["cve.org","exploit-available"],"epss":0.00434,"epssPercentile":0.37922,"ingestedAt":"2026-11-08T14:51:22.317Z","slug":"CVE-2026-57951","body":"## Overview\n\nMythic before 3.4.0.60 contains a broken hasura permission filter on the payload_build_step table with an always-satisfied _or condition that bypasses operation-scoped access controls. Authenticated operators and spectators can query payload_build_step to read step_stdout, step_stderr, step_name, and step_description across all operations on the server.\n\n## Affected\n\n- `Mythic < 3.4.0.60`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}