SB2026070213 - Improper Output Neutralization for Logs in Kibana

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Main Vulnerability Database SB2026070213

SB2026070213 - Improper Output Neutralization for Logs in Kibana

Published: July 2, 2026

Security Bulletin ID SB2026070213
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Improper Output Neutralization for Logs (CVE-ID: CVE-2026-49091)

CWE-ID: CWE-117 - Improper Output Neutralization for Logs

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote user to alter displayed log data and disclose sensitive information.

The vulnerability exists due to improper output neutralization for logs in Kibana log files when processing specially crafted input that is written to logs and later viewed in a terminal that interprets control sequences. A remote user can supply specially crafted input to alter displayed log data and disclose sensitive information.

User interaction is required to view the affected log files in a terminal that interprets control sequences.


Remediation

Install update from vendor's website.

References