CVE-2026-41920

Source
https://cve.org/CVERecord?id=CVE-2026-41920
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-41920.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-41920
Downstream
DEBIAN (1)
OESA (3)
UBUNTU (1)
Published
2026-07-29T07:18:01Z
Modified
2026-08-12T03:30:27Z
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
{
    "cna_assigner":  "apache",
    "cwe_ids":  [
        "CWE-284"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41920.json",
    "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
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/osv-test-cve-osv-conversion/osv-output/CVE-2026-41920.json"