| Component | OpenClaw |
| Severity | medium (CVSS 5.4) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
| Published (NVD) | 2026-09-26 |
| Last modified | 2026-09-30 |
| Affected versions | < 2026.8.1 read from the advisory text: NVD has not published CPE data yet |
| Fixed in | 2026.8.1 |
| Weakness | CWE-1236 |
| CISA KEV | not listed |
NVD description
OpenClaw versions before 2026.8.1 fail to neutralize spreadsheet formula characters in participant display names within attendance CSV exports. Attackers can inject formula-like cells that execute with spreadsheet user permissions when the export is opened in formula-enabled applications.
What to do
- Upgrade OpenClaw to
2026.8.1or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2026-100564
- https://github.com/openclaw/openclaw/security/advisories/GHSA-39hf-qg99-f4qv
- https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-csv-formula-injection-via-attendance-export
Read more
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