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  4. CVE 2026 107479 integer truncation vulnerability in qtextcodec
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Back to active CVEs
Low · CVSS 1.7CVE-2026-107479

Integer truncation vulnerability in QTextCodec conversion functions impacts Qt FrameworkCVE-2026-107479

Answer in brief

CVE-2026-107479 records a Low severity (CVSS 1.7) vulnerability in Integer truncation vulnerability in QTextCodec conversion functions impacts Qt Framework. The current sources do not mark it as known exploited. The current feed maps qt/Qt (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Nov 4, 2026Updated Nov 4, 2026Source checked Nov 4, 2026First seen by HOL Nov 4, 2026Material review Nov 4, 2026
Upstream Advisory

Key facts

Risk
Low · CVSS 1.7
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 1.7. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps qt/Qt (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
qt/Qtgeneric>=5.0.0 <=6.8.8 || >=6.9.0 <=6.11.2Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for qt/Qt.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Nov 4, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Nov 4, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Nov 4, 2026

Sources and claim methodology

  • Source referencecodereview.qt-project.org
  • Source referencewiki.qt.io
Upstream source description

An integer truncation vulnerability in the QTextCodec conversion functions of the Qt 5 Core Compatibility APIs module impacts the Qt Framework. An application using the affected functionality could crash.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-197
Source
CVE List V5
Source checked
Nov 4, 2026
References
2 linked sources
Open source record