CVE-2026-49091 — Improper Output Neutralization for Logs in Kibana Leading to Log Injection

CVE-2026-49091

Improper Output Neutralization for Logs in Kibana Leading to Log Injection PUBLISHED

Description (CNA)

Improper Output Neutralization for Logs (CWE-117) in Kibana can lead to log injection via Log Injection-Tampering-Forging (CAPEC-93). An attacker can supply specially crafted input that is written to log files without proper neutralization. When the log files are subsequently viewed in a terminal that interprets control sequences, the injected content may alter the displayed log data.

Affected (CNA)

Vendor / product	Versions
Elastic / Kibana	affected 8.0.0 through 8.11.0; affected 7.0.0 through 7.17.14

CWE

CWE-116

References

https://discuss.elastic.co/t/kibana-7-17-15-8-11-1-security-update-esa-2026-53

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.