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CVE-2010-0183

28
FAUCET Score

CVE-2010-0183 is a use-after-free vulnerability in the nsCycleCollector::MarkRoots function affecting Mozilla Firefox 3.5.x before 3.5.10 and SeaMonkey before 2.0.5. This flaw allows remote attackers to execute arbitrary code through a specially crafted HTML document, stemming from an improper frame construction process for menus. The vulnerability carries a critical CVSS score of 9.3, indicating high severity with network-based attacks, medium complexity, and complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.5:*:*:*:*:*:*:*
3.5.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.5.1:*:*:*:*:*:*:*
3.5.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.5.2:*:*:*:*:*:*:*
3.5.3CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.5.3:*:*:*:*:*:*:*
3.5.4CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:3.5.4:*:*:*:*:*:*:*

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
3.95%
Probability of exploitation in next 30 days
EPSS Percentile
89.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0395 is in the 52nd percentile among its peer group of 8,920 CVEs.

Social Chatter

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

Vendor Patches (3)

mozillavendor investigatingvia nvd_reference
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: firefox
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox

Vendor Advisories (1)

redhatCVE-2010-0183Critical

nsCycleCollector:: MarkRoots()

Jun 22, 2010

References

lists.fedoraproject.org / pipermail/package-announce/2010-June/043369.html
lists.fedoraproject.org / pipermail/package-announce/2010-June/043405.html
lists.opensuse.org / opensuse-security-announce/2010-07/msg00005.html
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/40326
secunia.com / advisories/40481
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12586
mozilla.org / security/announce/2010/mfsa2010-27.html
Vendor Advisory
securityfocus.com / bid/41050
securitytracker.com / id
vupen.com / english/advisories/2010/1551
vupen.com / english/advisories/2010/1592
vupen.com / english/advisories/2010/1773