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High 8.7Published Dec 3, 2025

CVE-2025-12385Improper validation of <img> tag size in Text component parser

Updated under an hour ago ()

Does this affect you?

It affects Qt. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Allocation of Resources Without Limits or Throttling, Improper Validation of Specified Quantity in Input vulnerability in The Qt Company Qt on Windows, MacOS, Linux, iOS, Android, x86, ARM, 64 bit, 32 bit allows Excessive Allocation. This issue affects users of the Text component in Qt Quick. Missing validation of the width and height in the <img> tag could cause an application to become unresponsive. This issue affects Qt: from 5.0.0 through 6.5.10, from 6.6.0 through 6.8.5, from 6.9.0 through 6.10.0.

CVSS
8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-770, CWE-1284
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
TQtC
NVD analysis
Deferred
Record last updated
Jul 29, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Qt Qt
qt:qt (from the name)
from 5.0.0 through 6.5.10; from 6.6.0 through 6.8.5; from 6.9.0 through 6.10.0
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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