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.
Analysis
Analysis and contextual insights are available on OpenCVE Cloud.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Apache Software Foundation | Apache Traffic Server | unaffected |
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No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Wed, 21 Oct 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | Apache Traffic Server: TLS session ticket resumption bypasses per-SNI verify_client STRICT enforcement | |
| Weaknesses | CWE-295 | |
| References |
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| Metrics |
cvssV3_1
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Subscriptions
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MITRE
Status: PUBLISHED
Assigner: apache
Published:
Updated: 2026-10-21T19:13:55.811Z
Reserved: 2026-10-16T20:24:32.607Z
Link: CVE-2026-111815
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-10-21T20:17:23.330
Modified: 2026-10-21T20:17:23.330
Link: CVE-2026-111815
Redhat
No data.
OpenCVE Enrichment
Updated: 2026-10-21T22:30:07Z
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CWE-295
Improper Certificate Validation