How many CVEs does The Qt Company have?

The Qt Company has 6 published CVE records since 2017, including 4 in the last two years.

How many The Qt Company CVEs are in CISA KEV?

None of The Qt Company's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which The Qt Company products have the most CVEs?

The The Qt Company products with the most published CVEs are Qt, Qt for Android, Qt SVG, Qt Network.

What are the most common weakness types in The Qt Company CVEs?

The Qt Company's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-416 (Use After Free), CWE-459 (Incomplete Cleanup), CWE-674 (Uncontrolled Recursion).

How many critical The Qt Company vulnerabilities are there?

The Qt Company has 4 critical and 0 high-severity CVEs.

What is the average severity of The Qt Company CVEs?

The average CVSS base score across The Qt Company's scored CVEs is 7.6.

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6 CVEs

The Qt Company Vulnerabilities

Name: The Qt Company vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for The Qt Company.

6

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

0

Public exploits

PoC or exploit code

7.6

Avg CVSS

2017–2025

Overview

The Qt Company has 6 published CVE records since 2017, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 0 have a known public exploit. The average CVSS base score across scored CVEs is 7.6.

This page aggregates every publicly disclosed vulnerability (CVE) affecting The Qt Company products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on The Qt Company's vulnerability posture, as a share of its 6 published CVEs.

Average CVSS: 7.6
Critical / high: 67%
Actively exploited (KEV): 0%
Public exploit available: 0%
Patch available: 100%

Severity and exploitation

How the CVSS severity of The Qt Company's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical4

High0

Medium1

Low1

In CISA’s Known Exploited Vulnerabilities catalog

0

None of The Qt Company's CVEs are currently listed in CISA's KEV catalog.

Public exploits

0

No The Qt Company CVEs currently have a tracked public exploit.

Most affected products

The The Qt Company products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in The Qt Company CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish The Qt Company CVE records.

Disclosure activity by year

How many The Qt Company CVEs were published each year.

2017

2

2025

4

Latest The Qt Company CVEs

The most recently disclosed vulnerabilities affecting The Qt Company.

Possible denial of service with multiple incoming connections to a Schannel based server with a TLS backend
CWE-459
Critical · CVSS 9.2
EPSS 0.4%2025-10-16
Use-after-free vulnerability in Qt SVG qsvghandler.cpp allows denial of service via crafted SVG
CWE-416
Critical · CVSS 9.4
EPSS 0.2%2025-10-03
Uncontrolled recursion in Qt SVG module
CWE-674
Critical · CVSS 9.4
EPSS 0.2%2025-10-03
Passing values outside of expected range to QColorTransferGenericFunction can cause a denial of service
CWE-20
Low · CVSS 2.3
EPSS 0.3%2025-07-11
Critical vulnerability · 2017-12-15
Critical · CVSS 9.8
EPSS 2.0%2017-12-15
Medium vulnerability · 2017-12-15
Medium · CVSS 5.3
EPSS 0.6%2017-12-15

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Other vendors

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Frequently asked questions

Common questions about The Qt Company vulnerabilities.

How many CVEs does The Qt Company have?: The Qt Company has 6 published CVE records since 2017, including 4 in the last two years.
How many The Qt Company CVEs are in CISA KEV?: None of The Qt Company's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which The Qt Company products have the most CVEs?: The The Qt Company products with the most published CVEs are Qt, Qt for Android, Qt SVG, Qt Network.
What are the most common weakness types in The Qt Company CVEs?: The Qt Company's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-416 (Use After Free), CWE-459 (Incomplete Cleanup), CWE-674 (Uncontrolled Recursion).
Are there public exploits for The Qt Company vulnerabilities?: No The Qt Company CVEs currently have a tracked public exploit in this dataset.
How many critical The Qt Company vulnerabilities are there?: The Qt Company has 4 critical and 0 high-severity CVEs.
What is the average severity of The Qt Company CVEs?: The average CVSS base score across The Qt Company's scored CVEs is 7.6.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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