CVE-2026-41920 — Apache Traffic Server: SNI to Host header matching policy is not properly enforced

CVE-2026-41920

Apache Traffic Server: SNI to Host header matching policy is not properly enforced PUBLISHED

Description (CNA)

Improper Access Control vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.0.0 through 9.1.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.1.15 or 10.1.4, which fixes the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Traffic Server	affected 9.0.0 through 9.1.14; affected 10.0.0 through 10.1.3

CWE

CWE-284

References

https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.