November 14, 2026

CVE Watchtower

CVE-2026-125087Michael-A-Kuykendall Shimmy Missing Authentication for Critical Function

NVD

Vulnerability Summary

A vulnerability was found in Michael-A-Kuykendall Shimmy up to 2.6.4. The affected element is an unknown function of the file src/server.rs of the component Inference API. Performing a manipulation results in missing authentication. The attack is possible to be carried out remotely. Upgrading to version 2.6.5 is sufficient to fix this issue. The patch is named 3f2ee748c02eeb229987913fe289a2ed9a24595d. You should upgrade the affected component.
Severity Level
MEDIUM(6.9)
Published Date
Nov 10, 2026
Last Modified
Nov 12, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.41%Probability
Root Weakness (CWE)
CWE-306: Missing Authentication for Critical Function β†—
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
CWE-287: Improper Authentication β†—
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVSS v4.0 Base Metrics — Score 6.9 (MEDIUM)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)Low
Integrity (Vulnerable System)Low
Availability (Vulnerable System)Low
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
Show CVSS v3.x metrics (score 7.3)
CVSS v3.1 Base Metrics — Score 7.3 (HIGH)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityLow
AvailabilityLow

Affected & Patched Versions

Affected Versions
  • Michael-A-Kuykendall Shimmy 2.6.0
  • Michael-A-Kuykendall Shimmy 2.6.1
  • Michael-A-Kuykendall Shimmy 2.6.2
  • Michael-A-Kuykendall Shimmy 2.6.3
  • Michael-A-Kuykendall Shimmy 2.6.4
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Fix it during your normal patch cycle. No exploitation is confirmed yet.

  1. Check whether you run Michael-A-Kuykendall Shimmy and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Nov 10, 2026Published
  • Nov 12, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 01:09 UTC