PT-2026-56203 · Jastow+1 · Jastow+1

CVE-2025-12799

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Published

2026-07-07

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Updated

2026-07-13

CVSS v3.1

6.5

Medium

VectorAV:N/AC:H/PR:N/UI:N/S:U/C:L/I:H/A:N
Name of the Vulnerable Software and Affected Versions Jastow (affected versions not specified)
Description Jastow is susceptible to Cross-Site Scripting (XSS), a flaw where malicious scripts are injected into trusted websites. This occurs due to improper input handling of unsanitized URIs when a specific combined configuration is used that allows unescaped characters in the URL with embedded Undertow and Jastow.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

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Weakness Enumeration

Related Identifiers

CVE-2025-12799
RHSA-2026:36342
RHSA-2026:36343
RHSA-2026:36344

Affected Products

Jastow
Undertow