CVE-2026-65324

HighCVSS 7.5/10Last modified Oct 1, 2026

Description

Apache Traffic Server drops the per-stream buffer cap when dechunking HTTP/2 or HTTP/3 responses, letting a slow client exhaust server memory.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.

Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

VendorProductVersions
Apache Software FoundationApache Traffic Server>= 8.0.0, <= 8.1.11; >= 9.0.0, <= 9.2.14; >= 10.0.0, <= 10.1.3

References

Timeline

Published
Jul 29, 2026
Last modified
Oct 1, 2026
NVD status
Modified

Related CVEs from 2026

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