Critical severity · published Jun 25, 2026
CVE-2025-71338
Flowise through 2.2.7 - Arbitrary File Write to Remote Code Execution via document-store API
9.8
CVSS
1.2%
EPSS
No
On KEV
Description
Flowise through 2.2.7 fails to sanitize path segments in the document-store loader endpoint, allowing unauthenticated attackers to write files outside the storage directory. Attackers can use parent-directory sequences to escape the storage directory and overwrite application files loaded at boot for remote code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 67% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FL
Flowise · Flowise
through 2.2.7 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-71338
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-71338
github.com
https://github.com/FlowiseAI/Flowise/releases/tag/flowise%402.2.7-patch.1
Exploit
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-8vvx-qvq9-5948
Third Party Advisory
https://www.vulncheck.com/advisories/flowise-arbitrary-file-write-to-remote-code-execution-via-document-store-api
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