WID-SEC-W-2026-3482

csafDEcert_bund

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

expat: Schwachstelle ermöglicht Manipulation von Daten

view advisory published 2026-09-20

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in expat ausnutzen, um Daten zu manipulieren.

01

describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-93990UShigh7.5—
Expat before 2.8.5 fails to validate that a high surrogate in UTF-16 input is followed by a low surrogate, allowing malformed UTF-16 sequences to be accepted. Attackers can supply…
02

references

External citations — patches, advisories, analysis.

scry

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