CVE-2025-30348mediumCWE-407

CVE-2025-30348: medium-severity vulnerability in Qt

Published

Follow this CVE+ Monitor Qt+ Monitor qt6-base

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.8epss 0.4%
encodeText in QDom in Qt before 6.8.0 has a complex algorithm involving XML string copy and inline replacement of parts of a string (with relocation of later data).
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Affected products
Qt · Qt
Related CVEs — Qt

In the same product, most dangerous first.

CVE-2026-15037LOWXML injection vulnerability in QDom comment, CDATA and processing-instruction serializationEPSS 0.4%CVE-2025-6338CRITICALPossible denial of service with multiple incoming connections to a Schannel based server with a TLS backendEPSS 0.4%CVE-2025-5455HIGHPossible denial of service when passing malformed data in a URL to qDecodeDataUrlEPSS 0.4%CVE-2025-12385HIGHImproper validation of <img> tag size in Text component parserEPSS 0.3%CVE-2025-5992LOWPassing values outside of expected range to QColorTransferGenericFunction can cause a denial of serviceEPSS 0.3%CVE-2026-9499MEDIUMOut-of-bounds read in QTextCodec::codecForName() in QtEPSS 0.3%