Description
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 payload_build_step to read step_stdout, step_stderr, step_name, and step_description across all operations on the server.
Severity (CVSS)
| Base score | 7.1 |
|---|---|
| Severity | High |
| Version | CVSS 4.0 |
| Vector | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| Provided by | CNA |
Weaknesses
- CWE-863 — Incorrect Authorization
Affected products
| Vendor | Product | Versions |
|---|---|---|
| its-a-feature | Mythic | 0 to <3.4.0.60 |
References
- https://github.com/its-a-feature/Mythic/releases/tag/v3.4.0.60 (release-notes)
- https://github.com/its-a-feature/Mythic/issues/563 (issue-tracking)
- https://github.com/its-a-feature/Mythic/commit/82648e8241b800a32e1882afc310e7316d98ebaa (patch)
- https://www.vulncheck.com/advisories/mythic-broken-permission-filter-in-payload-build-step-table (third-party-advisory)
Generated from the official CVE List on 30 Jun 2026 07:04 UTC.