CVE-2025-57783NVD

Vulnerability Summary

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.

Severity Level

MEDIUM(5.3)

Published Date

Jan 26, 2026

Last Modified

Feb 18, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.01%Probability

Root Weakness (CWE)

N/A

CVSS v3.1 Base Metrics — Score 5.3 (MEDIUM)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityLow

IntegrityNone

AvailabilityNone

Affected & Patched Versions

Affected Versions

Hiawatha-webserver Hiawatha

Patched Versions

Not provided by NVD for this CVE.

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