An issue in Hugo Leisink Hiawatha v.12.1 and before allows a remote attacker to execute arbitrary code via a crafted request
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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 05 Aug 2026 01:00:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via HTTP Smuggling in Hiawatha <=12.1

Tue, 04 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via HTTP Smuggling in Hiawatha v12.1 and Earlier
Weaknesses CWE-77

Mon, 03 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-94
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sun, 02 Aug 2026 05:15:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via HTTP Smuggling in Hiawatha v12.1 and Earlier
Weaknesses CWE-77

Fri, 31 Jul 2026 20:45:00 +0000

Type Values Removed Values Added
Description An issue in Hugo Leisink Hiawatha v.12.1 and before allows a remote attacker to execute arbitrary code via a crafted request
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-03T17:07:17.616Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51785

cve-icon Vulnrichment

Updated: 2026-08-03T17:06:09.594Z

cve-icon NVD

Status : Received

Published: 2026-07-31T21:17:31.730

Modified: 2026-08-03T18:16:39.450

Link: CVE-2026-51785

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-05T00:45:03Z

Weaknesses