Description
An out-of-bounds read vulnerability in the QTextCodec TSCII encoding of the Qt 5 Compatibility APIs module (Qt Core in Qt 5 and earlier) impacts Qt. Applications that convert text to the TSCII encoding through QTextCodec may read memory outside the input buffer, which can cause the application to crash or misinterpret the data.
Published: 2026-10-27
Score: 4.3 Medium
EPSS: n/a
KEV: No
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History

Tue, 27 Oct 2026 08:00:00 +0000

Type Values Removed Values Added
Description An out-of-bounds read vulnerability in the QTextCodec TSCII encoding of the Qt 5 Compatibility APIs module (Qt Core in Qt 5 and earlier) impacts Qt. Applications that convert text to the TSCII encoding through QTextCodec may read memory outside the input buffer, which can cause the application to crash or misinterpret the data.
Title Out-of-bounds read vulnerability in QTextCodec TSCII encoding impacts Qt
First Time appeared Qt
Qt qt
Qt qt5compat
Qt qtbase
Weaknesses CWE-125
CPEs cpe:2.3:a:qt:qt5compat:*:*:*:*:*:*:*:*
cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
cpe:2.3:a:qt:qtbase:*:*:*:*:*:*:*:*
Vendors & Products Qt
Qt qt
Qt qt5compat
Qt qtbase
References
Metrics cvssV4_0

{'score': 4.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/R:U/RE:L/U:Green'}

Subscriptions

Qt Qt Qt5compat Qtbase
cve-icon MITRE

Status: PUBLISHED

Assigner: Qt

Published:

Updated: 2026-10-27T07:32:31.991Z

Reserved: 2026-10-08T07:42:12.931Z

Link: CVE-2026-107472

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-27T08:16:52.660

Modified: 2026-10-27T08:16:52.660

Link: CVE-2026-107472

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses