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CVE-2026-57834

CRITICAL
10.0
CVSS 3.1
Description
Apache Traffic Server allows request smuggling if chunked messages are malformed. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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.

Metadata

CVE ID
CVE-2026-57834
State
PUBLISHED
Assigner
apache
Reserved
2026-06-25 17:14 UTC
Published
2026-07-29 07:25 UTC
Last updated
2026-07-29 07:25 UTC
Primary CWE
CWE-444
CWE-444 Inconsistent Interpretation of HTTP Requests
Vendor / Product
Apache Software Foundation / Apache Traffic Server
Sources
cve.org  ·  NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Affected products (1)
VendorProductPlatformVersions
Apache Software Foundation Apache Traffic Server — 8.0.0 ≤ 8.1.9, 9.0.0 ≤ 9.2.14, 10.0.0 ≤ 10.1.3
Weakness (CWE)
CWESourceDescription
CWE-444 cna CWE-444 Inconsistent Interpretation of HTTP Requests
CVSS scores (2)
ScoreSeverityVersionSourceVector
10.0 CRITICAL 3.1 cna CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
7.0 HIGH 4.0 cna CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:L
References (1)
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