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CVE-2026-78253

ADVISORY - nist

Summary

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.

EPSS Score⁠: 0.00253 (0.151)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-674⁠

Uncontrolled Recursion

ADVISORY - redhat

CWE-776⁠

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Impacted images

Advisories

NIST

CREATED

UPDATED

ADVISORY IDCVE-2026-78253⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-674⁠

CVSS SCORE

2.3low

Debian

CREATED

UPDATED

ADVISORY IDCVE-2026-78253⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
RATING UNAVAILABLE FROM ADVISORY

Ubuntu

CREATED

UPDATED

ADVISORY IDCVE-2026-78253⁠
EXPLOITABILITY SCORE

-

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-

CVSS SCORE

N/Amedium

Red Hat

CREATED

UPDATED

ADVISORY IDCVE-2026-78253⁠
EXPLOITABILITY SCORE

1.0

EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CWE-776⁠

CVSS SCORE

4.7medium