Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2007-0242

14
FAUCET Score

CVE-2007-0242 describes a vulnerability in the UTF-8 decoder of Qt versions 3.3.8 and 4.2.3, specifically in codecs/qutfcodec.cpp. This flaw allows remote attackers to bypass standard UTF-8 sequence length requirements, leading to cross-site scripting (XSS) and directory traversal attacks through specially crafted long sequences that decode into dangerous metacharacters. The vulnerability has a CVSS score of 4.3, indicating a medium attack complexity with no authentication required, and a potential impact of partial integrity loss. There is no evidence of active exploitation, no known exploit code available in Metasploit, Nuclei, or ExploitDB, and it has received no community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.3.8CPE matchmatch criteria
cpe:2.3:a:qt:qt:3.3.8:*:*:*:*:*:*:*
4.2.3CPE matchmatch criteria
cpe:2.3:a:qt:qt:4.2.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.05%
Probability of exploitation in next 30 days
EPSS Percentile
79.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0205 is in the 65th percentile among its peer group of 19,958 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 2.1Fixed in: qt-1:2.3.1-14.EL2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: qt-1:3.1.2-17.RHEL3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: qt-1:3.3.3-13.RHEL4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: kdelibs-6:3.3.1-9.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: qt-1:3.3.6-23.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kdelibs-6:3.5.4-13.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: qt4-0:4.2.1-1.el5_7.1
View patch

Vendor Advisories (1)

redhatCVE-2007-0242Moderate

QT UTF8 improper character expansion

Mar 29, 2007

References

patches.sgi.com / support/free/security/advisories/20070901-01-P.asc
fedoranews.org / updates/FEDORA-2007-703.shtml
rhn.redhat.com / errata/RHSA-2011-1324.html
secunia.com / advisories/24699
secunia.com / advisories/24705
secunia.com / advisories/24726
secunia.com / advisories/24727
secunia.com / advisories/24759
secunia.com / advisories/24797
secunia.com / advisories/24847
secunia.com / advisories/24889
secunia.com / advisories/25263
secunia.com / advisories/26804
secunia.com / advisories/26857
secunia.com / advisories/27108
secunia.com / advisories/27275
secunia.com / advisories/46117
exchange.xforce.ibmcloud.com / vulnerabilities/33397
issues.rpath.com / browse/RPL-1202
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11510
support.avaya.com / elmodocs2/security/ASA-2007-424.htm
support.novell.com / techcenter/psdb/39ea4b325a7da742cb8b6995fa585b14.html
support.novell.com / techcenter/psdb/fc79b7f48d739f9c803a24ddad933384.html
debian.org / security/2007/dsa-1292
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
nabble.com / Bug-417390:-CVE-2007-0242%2C--Qt-UTF-8-overlong-sequence-decoding-vulnerability-t3506065.html
novell.com / linux/security/advisories/2007_6_sr.html
redhat.com / support/errata/RHSA-2007-0883.html
redhat.com / support/errata/RHSA-2007-0909.html
securityfocus.com / bid/23269
trolltech.com / company/newsroom/announcements/press.2007-03-30.9172215350
Patch
ubuntu.com / usn/usn-452-1
vupen.com / english/advisories/2007/1212