SB2026092345 - Cross-site scripting in Quarkus

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Main Vulnerability Database SB2026092345

SB2026092345 - Cross-site scripting in Quarkus

Published: September 23, 2026

Security Bulletin ID SB2026092345
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Cross-site scripting (CVE-ID: CVE-2026-93432)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]


The vulnerability allows a remote attacker to execute cross-site scripting or manipulate JSON payloads.

The vulnerability exists due to improper output escaping in the Qute {#eval} section helper when rendering user-controlled data in a template. A remote attacker can supply crafted input to execute cross-site scripting or manipulate JSON payloads.

User interaction is required to render malicious HTML content in a victim's browser.


Remediation

Install update from vendor's website.

References