CVE-2025-57783

Improper header parsing may lead to request smuggling

Published Jan 26, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Hiawatha-webserver
Hiawatha-webserver hiawatha
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:hiawatha-webserver:hiawatha:11.7:*:*:*:*:*:*:*
Vendors & Products Hiawatha-webserver
Hiawatha-webserver hiawatha
Type Values Removed Values Added
First Time appeared Hiawatha
Hiawatha web Server
Vendors & Products Hiawatha
Hiawatha web Server
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

ssvc

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

Type Values Removed Values Added
Description Improper header parsing may lead to request smuggling has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to access restricted resources managed by Hiawatha webserver.
Title Improper header parsing may lead to request smuggling
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
certcc
Published
Updated
Jan 26, 2026, 8:55 PM
Reserved
Aug 19, 2025, 5:36 PM
Status
Analyzed
Published
Jan 26, 2026, 6:16 PM
Modified
Jun 17, 2026, 9:43 AM