CVE-2026-41920

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Source
https://cve.org/CVERecord?id=CVE-2026-41920
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41920.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-41920
Downstream
Published
2026-07-29T07:18:01.534Z
Modified
2026-08-05T03:32:34.339046413Z
Severity
  • 7.0 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N CVSS Calculator
Summary
Apache Traffic Server: SNI to Host header matching policy is not properly enforced
Details

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.

Database specific 
{
    "cwe_ids": [
        "CWE-284"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41920.json",
    "cna_assigner": "apache",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "9.0.0"
                },
                {
                    "last_affected": "9.1.14"
                },
                {
                    "introduced": "10.0.0"
                },
                {
                    "last_affected": "10.1.3"
                }
            ],
            "source": "AFFECTED_FIELD"
        },
        {
            "extracted_events": [
                {
                    "introduced": "9.0.0"
                },
                {
                    "fixed": "9.1.14"
                },
                {
                    "introduced": "10.0.0"
                },
                {
                    "fixed": "10.1.3"
                }
            ],
            "source": "DESCRIPTION"
        }
    ]
}
References

Affected packages

Git / github.com/apache/trafficserver

Affected ranges

Type
GIT
Repo
https://github.com/apache/trafficserver
Events
Introduced
b14030656330ed623cd1f9efe2f4f9abd9d16e29
Fixed
f671e525110be50452f607fc1f2657f3dba7fe3b
Introduced
3fa146678bc6a061722f4ea930998ae29ad70de3
Fixed
f8be6725daee427fbf88f166f14b10cb5525b220
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "9.0.0"
        },
        {
            "fixed": "9.2.15"
        },
        {
            "introduced": "10.0.0"
        },
        {
            "fixed": "10.1.4"
        }
    ],
    "source": "CPE_RANGE"
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41920.json"