CVE-2026-19879 | Red Hat Undertow HTTP Response Header Writing writeString information disclosure

A vulnerability, which was classified as problematic, has been found in Red Hat Undertow. Affected by this vulnerability is the function writeString of the component HTTP Response Header Writing. Performing a manipulation results in information disclosure.

This vulnerability is reported as CVE-2026-19879. The attack is possible to be carried out remotely. No exploit exists.VulDB Recent EntriesRead More