CVE-2026-111815 — Apache Traffic Server: TLS session ticket resumption bypasses per-SNI verify_client STRICT enforcement

CVE-2026-111815

Apache Traffic Server: TLS session ticket resumption bypasses per-SNI verify_client STRICT enforcement PUBLISHED

Description (CNA)

Apache Traffic Server can resume a TLS session across SNI virtual hosts without re-verifying a client certificate required by the resumed host's verify_client STRICT policy. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.15, from 10.0.0 through 10.1.4, 10.2.0. Users are recommended to upgrade to version 9.2.16, 10.1.5, or 10.2.1, which fix the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Traffic Server	affected 8.0.0 through 8.1.11; affected 9.0.0 through 9.2.15; affected 10.0.0 through 10.1.4; affected 10.2.0

CWE

CWE-295

References

https://lists.apache.org/thread/r95dq29ywcd1f4x30snxlqmb12z4s4kc

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.