CVE-2026-78253

CVE.org · Published

Record status: Published
Identifier year (not publication year): 2026
Source publication: Sep 23, 2026
Source updated: Sep 23, 2026
Imported by cveboard: Oct 24, 2026
Source snapshot: cve_2026-10-24_midnight_baseline · Oct 24, 2026

CNA source text (English)

Denial-of-service (stack-exhaustion) vulnerability in QXmlStreamReader::readElementText() impacts Qt

Uncontrolled recursion in QXmlStreamReader::readElementText() in Qt Group Qt allows attackers to cause a denial of service (application crash via stack exhaustion) via a crafted XML document.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

qt

Vendor: qt
Product: qt
Platforms: Unknown
Default status: unaffected

qt · Scoped product and version facts
Version (version)	Status (status)	Version scheme (versionType)	Exclusive end (lessThan)	Inclusive end (lessThanOrEqual)	Status changes (at → status)
5.0.0	`affected`	python	Unavailable	6.8.8	None listed
6.9.0	`affected`	python	Unavailable	6.11.1	None listed