AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

Qt Group PlcCVE-2026-78253

qt: denial of service

Qt Group Plc

CVE-2026-78253 · Published Sep 23, 2026 · updated Sep 24, 2026

Low2.3
No fix yet
Qt Group Plc advisory

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.

Affected versions

PackageAffectedFixed in
qt
Product
>= 5.0.0, <= 6.8.8No fix yet
>= 6.9.0, <= 6.11.1No fix yet
Details and references
CVSS 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:U/V:X/RE:L/U:Green
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-674

More Qt Group Plc advisories

All Qt Group Plc
High 8.8Sep 29Qt for MCUs: out-of-bounds readCVE-2026-95509fixed in 2.11.3 +1Medium 4.5Sep 24qt: authentication bypassCVE-2026-79680fixed in 6.8.9 +1Low 0.6Sep 23qt: out-of-bounds readCVE-2026-79616no fix yetMedium 4.6Sep 16qt: out-of-bounds readCVE-2026-76151fixed in 6.8.9 +1High 7.1Sep 16qt: denial of serviceCVE-2026-19248no fix yetMedium 6.9Sep 11qt: out-of-bounds readCVE-2026-13326fixed in 6.8.9 +1