CVE-2026-57953 PUBLISHED

Mythic < 3.4.0.60 - Unauthorized Automation Workflow Modification via eventing_import_automatic_webhook Endpoint

Assigner: VulnCheck
Reserved: 26.06.2026 Published: 29.06.2026 Updated: 29.06.2026

Mythic before 3.4.0.60 contains an authorization bypass vulnerability that allows authenticated spectator-role users to perform unauthorized write operations by accessing the eventing_import_automatic_webhook endpoint registered under spectator-permitted middleware. Attackers with spectator role can exploit this misconfigured access control to create and delete automation workflows, making unauthorized modifications to operation automation configuration and EventGroups.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS Score: 5.3

Product Status

Vendor its-a-feature
Product Mythic
Versions Default: unaffected
  • affected from 0 to 3.4.0.60 (excl.)

Credits

  • George Chen finder

References

Problem Types

  • Incorrect Authorization CWE