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CVE-2026-96432

Null pointer dereference vulnerability in QNetworkAccessManager impacts Qt

LOW
2.1
CVSS Score
Published: October 26, 2026 at 11:31 AM UTC
Updated: October 26, 2026 at 06:39 PM UTC
1 product affected across 1 vendorQt

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Severity
LOW2.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A malicious or compromised HTTP/2 server withholding SETTINGS ACK can send RST_STREAM on a completed stream, planting a null pointer, and then send a PUSH_PROMISE for that stream, causing a null pointer dereference in the QNetworkAccessManager class of the Qt Network module that crashes the application.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products#CVE-2026-96432:
Patch
Source: cverecord
https://codereview.qt-project.org/c/qt/qtbase/+/759718

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

2.1LOWQt
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-476

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