JLSEC-2026-802 TLS 1.2 session resumption can renew one master secret indefinitely

Reseau 1.1.0 through 1.3.1 issue a fresh TLS 1.2 session ticket after a resumed handshake by copying the original master secret while resetting the ticket's creation and expiry times. A client that resumes at least once during every ticket lifetime can keep the same master secret valid...

JLSEC-2026-698 Missing SNI/ALPN binding on stateful (session-ID) resumption, which previously skipped the binding...

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

EUVD-2026-39576

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

DEBIAN-CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703 Missing SNI/ALPN binding on stateful (session-ID) TLS session resumption

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703 Missing SNI/ALPN binding on stateful (session-ID) TLS session resumption

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

PT-2026-52591

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description An issue exists where SNI Server Name Indication and ALPN Application-Layer Protocol Negotiation bindings are missing during stateful session-ID resumption. This...

Slack: TLS1/SSLv3 Renegotiation Vulnerability

URL: http://www.slack.com Vulnerability description A flaw in the design of the TLS v. 1/SSL v. 3 TLS/SSL handshake process was discovered in 2009, and RFC 5746 Feb. 2010 was released to update the protocol specification. Since then, most system manufacturers have released patches to fix this fla...