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CVE-2007-5959

25
FAUCET Score

CVE-2007-5959 describes multiple unspecified memory corruption vulnerabilities in Mozilla Firefox before version 2.0.0.10 and SeaMonkey before version 1.1.7. These flaws could allow a remote attacker to cause a denial of service (crash) and potentially execute arbitrary code. With a CVSS score of 9.3, this vulnerability is considered critical due to its network-based attack vector, medium attack complexity, and high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
0.8CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.8:*:*:*:*:*:*:*
0.9CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9:*:*:*:*:*:*:*
0.9.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.1:*:*:*:*:*:*:*
0.9.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.2:*:*:*:*:*:*:*
0.9.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:0.9.3:*:*:*:*:*:*:*

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
5.44%
Probability of exploitation in next 30 days
EPSS Percentile
91.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0544 is in the 61st percentile among its peer group of 8,920 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, 0.1 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 (10)

mozillapatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: seamonkey-0:1.0.9-0.7.el3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox-0:1.5.0.12-0.8.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: thunderbird-0:1.5.0.12-7.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: seamonkey-0:1.0.9-7.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 2.1Fixed in: seamonkey-0:1.0.9-0.7.el2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4.5 Z StreamFixed in: seamonkey-0:1.0.9-7.el4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:1.5.0.12-7.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:1.5.0.12-7.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4.5 Z StreamFixed in: firefox-0:1.5.0.12-0.8.el4
View patch

Vendor Advisories (1)

redhatCVE-2007-5959Critical

Multiple flaws in Firefox

Nov 26, 2007

References

browser.netscape.com / releasenotes
bugs.gentoo.org / show_bug.cgi
bugs.gentoo.org / show_bug.cgi
h20000.www2.hp.com / bizsupport/TechSupport/Document.jsp
lists.opensuse.org / opensuse-security-announce/2007-12/msg00004.html
secunia.com / advisories/27725
secunia.com / advisories/27793
secunia.com / advisories/27796
secunia.com / advisories/27797
secunia.com / advisories/27800
secunia.com / advisories/27816
secunia.com / advisories/27838
secunia.com / advisories/27845
secunia.com / advisories/27855
secunia.com / advisories/27944
secunia.com / advisories/27955
secunia.com / advisories/27957
secunia.com / advisories/27979
secunia.com / advisories/28001
secunia.com / advisories/28016
secunia.com / advisories/28171
secunia.com / advisories/28277
secunia.com / advisories/28398
secunia.com / advisories/29164
security.gentoo.org / glsa/glsa-200712-21.xml
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/38643
issues.rpath.com / browse/RPL-1984
issues.rpath.com / browse/RPL-1995
slackware.com / security/viewer.php
slackware.com / security/viewer.php
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11014
sunsolve.sun.com / search/document.do
sunsolve.sun.com / search/document.do
usn.ubuntu.com / 546-1
redhat.com / archives/fedora-package-announce/2007-December/msg00115.html
redhat.com / archives/fedora-package-announce/2007-December/msg00135.html
redhat.com / archives/fedora-package-announce/2007-December/msg00168.html
redhat.com / archives/fedora-package-announce/2007-November/msg01011.html
wiki.rpath.com / Advisories:rPSA-2008-0093
wiki.rpath.com / wiki/Advisories:rPSA-2007-0260
wiki.rpath.com / wiki/Advisories:rPSA-2008-0093
debian.org / security/2007/dsa-1424
debian.org / security/2007/dsa-1425
mandriva.com / security/advisories
mozilla.org / security/announce/2007/mfsa2007-38.html
Patch
redhat.com / support/errata/RHSA-2007-1082.html
redhat.com / support/errata/RHSA-2007-1083.html
redhat.com / support/errata/RHSA-2007-1084.html
securityfocus.com / archive/1/488002/100/0/threaded
securityfocus.com / archive/1/488971/100/0/threaded
securityfocus.com / bid/26593
ubuntu.com / usn/usn-546-2
vupen.com / english/advisories/2007/4002
vupen.com / english/advisories/2007/4018
vupen.com / english/advisories/2008/0083
vupen.com / english/advisories/2008/0643