CVE-2007-0242: n/a vulnerability

CVE-2007-0242: The UTF-8 decoder in codecs/qutfcodec.cpp in Qt 3.3.8 and 4.2.3 does not reject long UTF-8 sequences as req...

The UTF-8 decoder in codecs/qutfcodec.cpp in Qt 3.3.8 and 4.2.3 does not reject long UTF-8 sequences as required by the standard, which allows remote attackers to conduct cross-site scripting (XSS) and directory traversal attacks via long sequences that decode to dangerous metacharacters.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 12:12 UTC (UTC+00:00)

Security readout for executives and security teams

Qt’s UTF-8 decoder accepted non-standard long UTF-8 sequences. An attacker could use those encodings to smuggle characters that applications normally treat as dangerous, potentially causing XSS or directory traversal where affected Qt versions process untrusted input. Exposure is most likely in legacy systems or embedded products using Qt 3.3.8, Qt 4.2.3, or downstream packages referenced by vendor advisories. Internet-facing applications handling user-supplied paths, URLs, markup, or filenames through affected Qt decoding paths deserve priority review. Treat this as a legacy dependency risk. It is not supported by the provided sources as actively exploited, but affected internet-facing or embedded systems may expose XSS or file path abuse if still running obsolete Qt builds. Mitigation focus: Inventory applications and appliances bundling Qt 3.3.8 or 4.2.3.; Review vendor advisories for supported patched packages or product-specific updates.; Prioritize internet-facing systems that process untrusted text, paths, URLs, or markup..

Prepared: Jun 29, 2026, 06:24 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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CVE-2007-0242 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Apr 3, 2007, 16:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
qt-utf8-xss(33397)CVE reference · vdb-entry, x_refsource_XF
https://issues.rpath.com/browse/RPL-1202CVE reference · x_refsource_CONFIRM
oval:org.mitre.oval:def:11510CVE reference · vdb-entry, signature

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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