CVE-2025-57785

MEDIUM EPSS 26.3%

Published Jan 26, 20265mo ago · Modified Jun 17, 20262w ago

6.5 CVSS 3.1

Medium

Published Jan 26, 2026 5mo ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

6.5

Exploitability

3.9

Impact

2.5

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

26.3% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-415

Affected Products 1

Vendor	Product	Version	Range
hiawatha.leisink	hiawatha_webserver	11.7	any

References 1

gitlab.com https://gitlab.com/hsleisink/hiawatha/-/blame/master/src/xslt.c?ref_type=heads#L675

Release Notes

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.