Description
Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') response smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi and a crafted uwsgi response with Transfer-Encoding.



This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68.
Published: 2026-10-01
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Fri, 02 Oct 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat
Redhat hummingbird
CPEs cpe:/a:redhat:hummingbird:1
Vendors & Products Redhat
Redhat hummingbird
References
Metrics threat_severity

None

threat_severity

Important


Thu, 01 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 01 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


Thu, 01 Oct 2026 20:00:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache http Server
Vendors & Products Apache
Apache http Server

Thu, 01 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Description Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') response smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi and a crafted uwsgi response with Transfer-Encoding. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68.
Title Apache HTTP Server: mod_proxy_uwsgi Transfer-Encoding response smuggling
Weaknesses CWE-444
References

Subscriptions

Apache Http Server
Redhat Hummingbird
cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-10-01T20:09:32.103Z

Reserved: 2026-07-17T19:48:18.493Z

Link: CVE-2026-63718

cve-icon Vulnrichment

Updated: 2026-10-01T20:09:32.103Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-01T17:17:30.040

Modified: 2026-10-01T21:17:23.990

Link: CVE-2026-63718

cve-icon Redhat

Severity : Important

Publid Date: 2026-10-01T16:17:06Z

Links: CVE-2026-63718 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T22:15:13Z

Weaknesses
  • CWE-444

    Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')