| Component | OpenClaw |
| Severity | medium (CVSS 4.3) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
| Published (NVD) | 2026-04-10 |
| Last modified | 2026-06-17 |
| Affected versions | openclaw >= 2026.2.13, < 2026.3.25 |
| Fixed in | 2026.3.25 |
| Weakness | CWE-150 |
| CISA KEV | not listed |
NVD description
OpenClaw versions 2026.2.13 through 2026.3.24 contain an ANSI escape sequence injection vulnerability in approval prompts that allows attackers to spoof terminal output. Untrusted tool metadata can carry ANSI control sequences into approval prompts and permission logs, enabling attackers to manipulate displayed information through malicious tool titles.
What to do
- Upgrade OpenClaw to
2026.3.25or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-35651
- https://github.com/openclaw/openclaw/security/advisories/GHSA-4hmj-39m8-jwc7
- https://github.com/openclaw/openclaw/commit/464e2c10a5edceb380d815adb6ff56e1a4c50f60
- https://www.vulncheck.com/advisories/openclaw-ansi-escape-sequence-injection-in-approval-prompt
Read more
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