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CVE-2006-0749

27
FAUCET Score

CVE-2006-0749 describes a denial-of-service vulnerability, potentially leading to arbitrary code execution, in Mozilla Firefox, Thunderbird, Suite, and SeaMonkey. This critical vulnerability (CVSS 9.3) is triggered by a specific sequence of HTML tags causing memory corruption. While no public exploits or active exploitation have been observed, and community discussion is minimal, its high severity and potential for remote code execution warrant attention.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0, < 1.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 1.7.13CPE matchmatch criteria
cpe:2.3:a:mozilla:mozilla_suite:*:*:*:*:*:*:*:*
< 1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
>= 1.0, < 1.0.8CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
10.49%
Probability of exploitation in next 30 days
EPSS Percentile
95.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.1049 is in the 76th percentile among its peer group of 8,915 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:1.0.8-1.4.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: devhelp-0:0.9.2-2.4.8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird-0:1.0.8-1.4.1
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2006-0749Critical

Firefox Tag Order Vulnerability

Apr 14, 2006

References

ftp.sco.com / pub/updates/UnixWare/SCOSA-2006.26/SCOSA-2006.26.txt
Third Party Advisory
patches.sgi.com / support/free/security/advisories/20060404-01-U.asc
Broken Link
lists.suse.com / archive/suse-security-announce/2006-Apr/0003.html
Broken Link
secunia.com / advisories/19631
Third Party Advisory
secunia.com / advisories/19696
Third Party Advisory
secunia.com / advisories/19714
Third Party Advisory
secunia.com / advisories/19721
Third Party Advisory
secunia.com / advisories/19729
Third Party Advisory
secunia.com / advisories/19746
Third Party Advisory
secunia.com / advisories/19759
Third Party Advisory
secunia.com / advisories/19780
Third Party Advisory
secunia.com / advisories/19794
Third Party Advisory
secunia.com / advisories/19811
Third Party Advisory
secunia.com / advisories/19821
Third Party Advisory
secunia.com / advisories/19823
Third Party Advisory
secunia.com / advisories/19852
Third Party Advisory
secunia.com / advisories/19862
Third Party Advisory
secunia.com / advisories/19863
Third Party Advisory
secunia.com / advisories/19902
Third Party Advisory
secunia.com / advisories/19941
Third Party Advisory
secunia.com / advisories/19950
Third Party Advisory
secunia.com / advisories/20051
Third Party Advisory
secunia.com / advisories/21033
Third Party Advisory
secunia.com / advisories/21622
Third Party Advisory
securityreason.com / securityalert/729
Third Party Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/25819
Third Party AdvisoryVDB Entry
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11704
Third Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1848
Third Party Advisory
sunsolve.sun.com / search/document.do
Broken Link
sunsolve.sun.com / search/document.do
Broken Link
support.avaya.com / elmodocs2/security/ASA-2006-205.htm
Third Party Advisory
usn.ubuntu.com / 271-1
Broken Link
usn.ubuntu.com / 275-1
Broken Link
usn.ubuntu.com / 276-1
Broken Link
debian.org / security/2006/dsa-1044
Third Party Advisory
debian.org / security/2006/dsa-1046
Third Party Advisory
debian.org / security/2006/dsa-1051
Third Party Advisory
gentoo.org / security/en/glsa/glsa-200604-12.xml
Third Party Advisory
gentoo.org / security/en/glsa/glsa-200604-18.xml
Third Party Advisory
gentoo.org / security/en/glsa/glsa-200605-09.xml
Third Party Advisory
kb.cert.org / vuls/id/736934
Third Party AdvisoryUS Government Resource
mandriva.com / security/advisories
Third Party Advisory
mandriva.com / security/advisories
Third Party Advisory
mandriva.com / security/advisories
Third Party Advisory
mozilla.org / security/announce/2006/mfsa2006-18.html
Vendor Advisory
novell.com / linux/security/advisories/2006_04_25.html
Broken Link
redhat.com / archives/fedora-announce-list/2006-April/msg00153.html
Third Party Advisory
redhat.com / archives/fedora-announce-list/2006-April/msg00154.html
Third Party Advisory
redhat.com / support/errata/RHSA-2006-0328.html
Third Party Advisory
redhat.com / support/errata/RHSA-2006-0329.html
Third Party Advisory
redhat.com / support/errata/RHSA-2006-0330.html
Third Party Advisory
securityfocus.com / archive/1/431126/100/0/threaded
Broken Link
securityfocus.com / archive/1/434524/100/0/threaded
Broken Link
securityfocus.com / archive/1/436296/100/0/threaded
Broken Link
securityfocus.com / archive/1/436338/100/0/threaded
Broken Link
securityfocus.com / archive/1/438730/100/0/threaded
Broken Link
securityfocus.com / bid/17516
Third Party AdvisoryVDB Entry
us-cert.gov / cas/techalerts/TA06-107A.html
Third Party AdvisoryUS Government Resource
vupen.com / english/advisories/2006/1356
Permissions RequiredThird Party Advisory
vupen.com / english/advisories/2006/3391
Permissions RequiredThird Party Advisory
zerodayinitiative.com / advisories/ZDI-06-009.html
Third Party AdvisoryVDB Entry