Medium severity · published Sep 26, 2026
CVE-2026-100564
OpenClaw before 2026.8.1 CSV Formula Injection via Attendance Export
5.4
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.8.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-100564
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-100564
vendor-advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-39hf-qg99-f4qv
third-party-advisory
https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-csv-formula-injection-via-attendance-export
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