A Double Free in XSLT `show_index` has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to corrupt data which may lead to arbitrary code execution.

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Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 13 Feb 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Hiawatha.leisink
Hiawatha.leisink hiawatha Webserver
Weaknesses CWE-415
CPEs cpe:2.3:a:hiawatha.leisink:hiawatha_webserver:11.7:*:*:*:*:*:*:*
Vendors & Products Hiawatha.leisink
Hiawatha.leisink hiawatha Webserver

Tue, 27 Jan 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Hiawatha
Hiawatha web Server
Vendors & Products Hiawatha
Hiawatha web Server

Mon, 26 Jan 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

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


Mon, 26 Jan 2026 18:00:00 +0000

Type Values Removed Values Added
Description A Double Free in XSLT `show_index` has been identified in Hiawatha webserver version 11.7 which allows an unauthenticated attacker to corrupt data which may lead to arbitrary code execution.
Title Double free in XSLT in 'show_index'
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: certcc

Published:

Updated: 2026-01-26T20:54:04.714Z

Reserved: 2025-08-19T17:36:13.586Z

Link: CVE-2025-57785

cve-icon Vulnrichment

Updated: 2026-01-26T20:53:52.643Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-26T18:16:27.570

Modified: 2026-02-13T15:21:40.900

Link: CVE-2025-57785

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-27T09:03:18Z

Weaknesses