CVE-2026-57953
Medium · 5.4CVSS
5.4
EPSS
0.4%
Published
Jun 29, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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