CVE-2026-35635: Openclaw OpenClaw Bypasses DM Policy Separation Vulnerability

MODERATE
Advisory Identifier: GHSA-rqp8-q22p-5j9q
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CWE-285
Published
Advisory Summary

CVE-2026-35635 is a MODERATE openclaw bypasses dm policy separation vulnerability (CWE-285: Improper Authorization) affecting Openclaw libraries in the npm ecosystem. The issue involves openclaw bypasses dm policy separation via synology chat webhook path collision. Remediation is available by upgrading affected packages to version 2026.3.22.

CVE-2026-35635 at a Glance

CVE Identifier CVE-2026-35635
GHSA Identifier GHSA-rqp8-q22p-5j9q
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification CWE-285: Improper Authorization
Affected Product Openclaw
Package Ecosystem npm
Published Date
Last Updated

How to Fix CVE-2026-35635

To remediate this vulnerability, upgrade all affected Openclaw dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

openclaw fixed: 2026.3.22 
npm install openclaw@2026.3.22
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

npm ls openclaw

How to Check if You Are Affected

To determine whether your Node.js application is affected by CVE-2026-35635, inspect your project dependencies using npm:

npm ls openclaw

Analyze the terminal output to locate any version of Openclaw in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2026.3.22), your application is affected.

Note: The npm ls openclaw command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-285: Improper Authorization, where the product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. In Openclaw, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

## Summary Synology Chat multi-account configuration could collapse onto a shared webhook path, replacing route ownership and bypassing per-account DM policy separation. ## Affected Packages / Versions - Package: `openclaw` (npm) - Affected: < 2026.3.22 - Fixed: >= 2026.3.22 - Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`) - Latest published npm version checked: `2026.3.23-2` ## Fix Commit(s) - `980940aa58f862da4e19372597bbc2a9f268d70b` ## Release Status The fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`. ## Code-Level Confirmation - extensions/synology-chat/src/accounts.ts now distinguishes inherited base webhook paths from explicit per-account paths. - extensions/synology-chat/src/gateway-runtime.ts now fails closed on inherited or duplicate webhook paths and registers routes without replacement. OpenClaw thanks @tdjackey for reporting.

CVE-2026-35635 Affected Openclaw Versions

1 component(s)
Fixed Versions:
2026.3.22
Product / Package Ecosystem Affected Versions Fixed Version
openclaw
npm/openclaw
npm
< 2026.3.22
2026.3.22

References

GitHub Advisory / Wiki ADVISORY
https://github.com/openclaw/openclaw/security/advisories/GHSA-rqp8-q22p-5j9q
NVD — CVE-2026-35635 NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-35635
Security Fix Commit FIX COMMIT
https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
Security Fix Commit FIX COMMIT
https://github.com/openclaw/openclaw/commit/980940aa58f862da4e19372597bbc2a9f268d70b
Openclaw Source Repository REPOSITORY
https://github.com/openclaw/openclaw
www.vulncheck.com/advisories/openclaw... WEB
https://www.vulncheck.com/advisories/openclaw-webhook-path-route-replacement-vulnerability-in-synology-chat

Frequently Asked Questions

What is CVE-2026-35635?
CVE-2026-35635 is a security vulnerability in Openclaw involving OpenClaw Bypasses DM Policy Separation via Synology Chat Webhook Path Collision under CWE-285: Improper Authorization.
Which Openclaw versions are affected?
Affected versions include releases prior to 2026.3.22 across affected packages: openclaw.
What version fixes CVE-2026-35635?
Upgrading to 2026.3.22 (or the latest patched release for your respective branch) resolves the vulnerability.
Is openclaw affected?
Yes, openclaw is affected in releases prior to 2026.3.22. Upgrade your dependency to 2026.3.22 or later.
What CWE is associated with CVE-2026-35635?
CVE-2026-35635 is classified under CWE-285: Improper Authorization (The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.).
How can I check npm dependencies for CVE-2026-35635?
Run the dependency tree command: 'npm ls openclaw'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-rqp8-q22p-5j9q",
  "modified" : "2026-04-10T20:19:58Z",
  "published" : "2026-03-26T21:45:35Z",
  "aliases" : [ "CVE-2026-35635" ],
  "summary" : "OpenClaw Bypasses DM Policy Separation via Synology Chat Webhook Path Collision ",
  "details" : "## Summary\nSynology Chat multi-account configuration could collapse onto a shared webhook path, replacing route ownership and bypassing per-account DM policy separation.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Affected: < 2026.3.22\n- Fixed: >= 2026.3.22\n- Latest released tag checked: `v2026.3.23-2` (`630f1479c44f78484dfa21bb407cbe6f171dac87`)\n- Latest published npm version checked: `2026.3.23-2`\n\n## Fix Commit(s)\n- `980940aa58f862da4e19372597bbc2a9f268d70b`\n\n## Release Status\nThe fix shipped in `v2026.3.22` and remains present in `v2026.3.23` and `v2026.3.23-2`.\n\n## Code-Level Confirmation\n- extensions/synology-chat/src/accounts.ts now distinguishes inherited base webhook paths from explicit per-account paths.\n- extensions/synology-chat/src/gateway-runtime.ts now fails closed on inherited or duplicate webhook paths and registers routes without replacement.\n\nOpenClaw thanks @tdjackey for reporting.",
  "severity" : [ {
    "type" : "CVSS_V4",
    "score" : "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "openclaw"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2026.3.22"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/openclaw/openclaw/security/advisories/GHSA-rqp8-q22p-5j9q"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-35635"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/openclaw/openclaw/commit/980940aa58f862da4e19372597bbc2a9f268d70b"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/openclaw/openclaw"
  }, {
    "type" : "WEB",
    "url" : "https://www.vulncheck.com/advisories/openclaw-webhook-path-route-replacement-vulnerability-in-synology-chat"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-285" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-03-26T21:45:35Z",
    "nvd_published_at" : null
  }
}