CVE-2026-111804

Apache Traffic Server's experimental wasm plugin has a use-after-free in its transaction-close handler and forwards unvalidated guest-supplied metric IDs to the internal stats API. This issue affects Apache Traffic Server: from 10.0.0 through 10.1.4, 10.2.0. Users are recommended to upgrade to version 10.1.5 or 10.2.1, which fix the issue.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact HIGH

Scope UNCHANGED

References

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

Configurations

No configuration.

History

21 Oct 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-21 19:16

Updated : 2026-10-23 22:16

NVD link : CVE-2026-111804

Mitre link : CVE-2026-111804

CVE.ORG link : CVE-2026-111804

JSON object : View

Products Affected

No product.

CWE

CWE-416

Use After Free

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