CRITICAL 9.1 NVD
CVE-2026-119568
vsftpd through 3.0.5 contains an authentication bypass vulnerability in ssl_data_accept() that allows unauthenticated attackers to hijack FTPS data connections
vsftpd through 3.0.5 contains an authentication bypass vulnerability in ssl_data_accept() that allows unauthenticated attackers to hijack FTPS data connections by resuming their own TLS session ticket. Attackers sharing the victim's source IP can obtain a ticket via AUTH TLS, then connect to the victim's PASV port to steal downloads or inject upload data.
References
- https://abraxaslabs.tech/research/vsftpd-ssl-data-any-ticket
- https://security.appspot.com/vsftpd.html
- https://www.vulncheck.com/advisories/vsftpd-through-3.0.5-require-ssl-reuse-bypass-via-ftp
This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-10-30 via NVD.
Risk Timeline
CVE Disclosed2026-10-30 · -1 days ago
Remediation Resources
Official Advisory
security.appspot.com/vsftpd.htmlAnalysis & PoC
abraxaslabs.tech/research/vsftpd-ssl-data-any-ticket
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