CVE-2023-49923 Enterprise Search Insertion of Sensitive Information into Log File

Medium 6.8 Published 12 Dec 2023 Updated 24 May 2025

Attackers with log access can read sensitive data from indexed documents logged at INFO level in Elastic Enterprise Search.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-49923?

CVE-2023-49923 is a medium-severity vulnerability in Elastic Enterprise Search, published on 12 Dec 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue was discovered by Elastic whereby the Documents API of App Search logged the raw contents of indexed documents at INFO log level. Depending on the contents of such documents, this could lead to the insertion of sensitive or private information in the App Search logs. Elastic has released 8.11.2 and 7.17.16 that resolves this issue by changing the log level at which these are logged to DEBUG, which is disabled by default.

Weakness: CWE-532

Which versions are affected by CVE-2023-49923?

It affects 1 product.

Products include Elastic Enterprise Search.

How do I fix CVE-2023-49923?

No fix has been published for CVE-2023-49923 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-49923 being exploited?

There is no known exploitation of CVE-2023-49923 in the wild and no public exploit code.

Sources

Also known as GHSA-q3p5-xqf4-5mgf.