Apache TomEE HTTP Server missing authentication

Summaryinfo

A vulnerability identified as critical has been detected in Apache TomEE. The affected element is an unknown function of the component HTTP Server. This manipulation causes missing authentication. This vulnerability appears as CVE-2026-97880. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Apache TomEE (affected version not known) and classified as critical. Affected by this vulnerability is some unknown functionality of the component HTTP Server. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The embedded OpenEJB HTTP server dispatches some requests to REST endpoints configured for HTTP Basic authentication without verifying credentials. A remote unauthenticated attacker can invoke protected resources, bypassing authentication. Only deployments that use the embedded HTTP server with Basic authentication are affected. Users are recommended to block network access to the embedded HTTP server from untrusted clients, or to migrate to the Tomcat based TomEE distributions.

The advisory is shared at lists.apache.org. This vulnerability is known as CVE-2026-97880 since 09/25/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/10/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Apache

Name

• TomEE

License

• open-source

Website

• Vendor: https://www.apache.org/

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