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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-57951

30
FAUCET Score

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.

First published: Jun 29, 2026Last modified: Jul 14, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 3.4.0.60CPE matchmatch criteria
cpe:2.3:a:its-a-feature:mythic:*:*:*:*:*:*:*:*
>= 0, < 3.4.0.60CPE match
cpe:2.3:a:its-a-feature:mythic:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

7.1HIGH

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.25%
Probability of exploitation in next 30 days
EPSS Percentile
16.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0025 is in the 19th percentile among its peer group of 21,957 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / its-a-feature/Mythic/issues/563
github.com / its-a-feature/Mythic/commit/82648e8241b800a32e1882afc310e7316d98ebaa
Patch
github.com / its-a-feature/Mythic/issues/563
Issue Tracking
github.com / its-a-feature/Mythic/releases/tag/v3.4.0.60
Release Notes
vulncheck.com / advisories/mythic-broken-permission-filter-in-payload-build-step-table
Third Party Advisory