CVE-2026-57952
Mythic < 3.4.0.60 - Unauthorized C2 Profile Configuration Access via Unverified Payload UUID
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
Mythic before 3.4.0.60 contains an authorization bypass vulnerability in four REST endpoints (c2profile_config_check_webhook, c2profile_redirect_rules_webhook, c2profile_get_ioc_webhook, c2profile_sample_message_webhook) that fail to verify payload ownership. An operator in one operation can invoke these endpoints with a known payload UUID from another operation to access that operation's C2 profile configuration including encryption keys and callback parameters.
| CWE | CWE-862 |
| Vendor | its-a-feature |
| Product | mythic |
| Published | Jun 29, 2026 |
| Last Updated | Jun 29, 2026 |
Stay Ahead of the Next One
Get instant alerts for its-a-feature mythic
Be the first to know when new medium vulnerabilities affecting its-a-feature mythic are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
its-a-feature / Mythic
0 < 3.4.0.60
References
github.com: https://github.com/its-a-feature/Mythic/releases/tag/v3.4.0.60 github.com: https://github.com/its-a-feature/Mythic/issues/564 github.com: https://github.com/its-a-feature/Mythic/commit/82648e8241b800a32e1882afc310e7316d98ebaa vulncheck.com: https://www.vulncheck.com/advisories/mythic-unauthorized-c2-profile-configuration-access-via-unverified-payload-uuid
Credits
George Chen