WID-SEC-W-2026-2862

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Red Hat Undertow: Schwachstelle ermöglicht Manipulation von Dateien

view advisory published 2026-08-16

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Undertow ausnutzen, um Dateien zu manipulieren.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-19879US——
A flaw was found in Undertow, an HTTP server, within its HTTP response header writing path. The `writeString()` method performs a silent narrowing cast from 16-bit Unicode characte…
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references

External citations — patches, advisories, analysis.

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