Vulnerability intelligence
CVE-2026-5027
The 'POST /api/v2/files' endpoint does not sanitize the 'filename' parameter from the multipart form data, allowing an attacker to write files to arbitrary locations on the filesystem using path traversal sequences ('../').
CVSS Score
8.8
High
EPSS — Exploit Probability
0.0%
Riskier than 11% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
unknown
Check vendor advisories
1 article across 1 outlet · first covered Jun 10, 2026 · latest Jun 10, 2026
Coverage timeline
-
Unpatched Langflow Flaw CVE-2026-5027 Exploited for Unauthenticated RCEthehackernews.com · Jun 10, 2026