An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00153.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
qt qt unaffected
Version Status Constraints
5.2.0 affected < 6.8.9
6.9.0 affected < 6.11.2

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Project Subscriptions

Vendors Products
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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://codereview.qt-project.org/c/qt/qtconnectivity/+/743136 cve-icon cve-icon
History

Fri, 11 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 11 Sep 2026 06:30:00 +0000

Type Values Removed Values Added
Description An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag.
Title Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module
First Time appeared Qt
Qt qt
Weaknesses CWE-125
CWE-191
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Vendors & Products Qt
Qt qt
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Qt

Published:

Updated: 2026-09-11T12:08:24.776Z

Reserved: 2026-06-25T12:20:33.980Z

Link: CVE-2026-13326

cve-icon Vulnrichment

Updated: 2026-09-11T12:08:21.237Z

cve-icon NVD

Status : Received

Published: 2026-09-11T07:16:45.620

Modified: 2026-09-11T13:17:06.710

Link: CVE-2026-13326

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T08:30:11Z

Weaknesses