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Fencer Intel
critical 9.3

CVE-2010-0183 json

Use-after-free vulnerability in the nsCycleCollector::MarkRoots function in Mozilla Firefox 3.5.x before 3.5.10 and SeaMonkey before 2.0.5…

published 2010-06-23 16 y ago modified 2026-06-16 4 mo ago also EUVD-2010-0214

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Use-after-free vulnerability in the nsCycleCollector::MarkRoots function in Mozilla Firefox 3.5.x before 3.5.10 and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a crafted HTML document, related to an improper frame construction process for menus.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-0183 updated cvss 6.8

nsCycleCollector:: MarkRoots()

  • Red Hat Enterprise Linux 4 firefox Red Hat Enterprise Linux 5 firefox
    affected: no fix available
  • Red Hat Enterprise Linux 6 firefox
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.95% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.