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Fencer Vulns
medium 4.3

CVE-2007-5334 json

Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5 can hide the window's titlebar when displaying XUL markup language documents, whi…

published 2007-10-21 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-5313

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Mozilla Firefox before 2.0.0.8 and SeaMonkey before 1.1.5 can hide the window's titlebar when displaying XUL markup language documents, which makes it easier for remote attackers to conduct phishing and spoofing attacks by setting the hidechrome attribute.

Patch / fix

  • thunderbird RHEL 4 1.5.0.12-0.5.el4
  • thunderbird RHEL 5 1.5.0.12-5.el5
  • seamonkey RHEL 2.1 1.0.9-0.6.el2
  • seamonkey RHEL 3 1.0.9-0.5.el3
  • seamonkey RHEL 4 1.0.9-6.el4
  • seamonkey-nss RHEL 2.1 1.0.9-0.6.el2
  • seamonkey-nss RHEL 3 1.0.9-0.5.el3
  • seamonkey-chat RHEL 2.1 1.0.9-0.6.el2

red hat advisories RHSA-2007:0981RHSA-2007:0980RHSA-2007:0979

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-2007-5334 updated

security flaw

  • Red Hat Desktop version 3 seamonkey 1.0.9-0.5.el3, seamonkey-nss 1.0.9-0.5.el3, seamonkey-chat 1.0.9-0.5.el3, seamonkey-mail 1.0.9-0.5.el3, seamonkey-nspr 1.0.9-0.5.el3, seamonkey-js-debugger 1.0.9-0.5.el3, +1 more
    fixed: vendor fix RHSA-2007:0980
  • Red Hat Enterprise Linux (v. 5 server) firefox 1.5.0.12-6.el5
    fixed: vendor fix RHSA-2007:0979
  • Red Hat Enterprise Linux AS (Advanced Server) version 2.1 seamonkey 1.0.9-0.6.el2, seamonkey-nss 1.0.9-0.6.el2, seamonkey-chat 1.0.9-0.6.el2, seamonkey-mail 1.0.9-0.6.el2, seamonkey-nspr 1.0.9-0.6.el2, seamonkey-js-debugger 1.0.9-0.6.el2, +1 more Red Hat Enterprise Linux AS version 3 seamonkey 1.0.9-0.5.el3, seamonkey-nss 1.0.9-0.5.el3, seamonkey-chat 1.0.9-0.5.el3, seamonkey-mail 1.0.9-0.5.el3, seamonkey-nspr 1.0.9-0.5.el3, seamonkey-js-debugger 1.0.9-0.5.el3, +1 more Red Hat Enterprise Linux AS version 4 seamonkey 1.0.9-6.el4, firefox 1.5.0.12-0.7.el4, seamonkey-chat 1.0.9-6.el4, seamonkey-mail 1.0.9-6.el4, thunderbird 1.5.0.12-0.5.el4, seamonkey-js-debugger 1.0.9-6.el4, +1 more
    fixed: vendor fix RHSA-2007:0980
  • Red Hat Enterprise Linux Desktop (v. 5 client) firefox 1.5.0.12-6.el5, thunderbird 1.5.0.12-5.el5
    fixed: vendor fix RHSA-2007:0979
  • Red Hat Enterprise Linux Desktop version 4 seamonkey 1.0.9-6.el4, firefox 1.5.0.12-0.7.el4, seamonkey-chat 1.0.9-6.el4, seamonkey-mail 1.0.9-6.el4, thunderbird 1.5.0.12-0.5.el4, seamonkey-js-debugger 1.0.9-6.el4, +1 more Red Hat Enterprise Linux ES version 2.1 seamonkey 1.0.9-0.6.el2, seamonkey-nss 1.0.9-0.6.el2, seamonkey-chat 1.0.9-0.6.el2, seamonkey-mail 1.0.9-0.6.el2, seamonkey-nspr 1.0.9-0.6.el2, seamonkey-js-debugger 1.0.9-0.6.el2, +1 more Red Hat Enterprise Linux ES version 3 seamonkey 1.0.9-0.5.el3, seamonkey-nss 1.0.9-0.5.el3, seamonkey-chat 1.0.9-0.5.el3, seamonkey-mail 1.0.9-0.5.el3, seamonkey-nspr 1.0.9-0.5.el3, seamonkey-js-debugger 1.0.9-0.5.el3, +1 more Red Hat Enterprise Linux ES version 4 seamonkey 1.0.9-6.el4, firefox 1.5.0.12-0.7.el4, seamonkey-chat 1.0.9-6.el4, seamonkey-mail 1.0.9-6.el4, thunderbird 1.5.0.12-0.5.el4, seamonkey-js-debugger 1.0.9-6.el4, +1 more Red Hat Enterprise Linux WS version 2.1 seamonkey 1.0.9-0.6.el2, seamonkey-nss 1.0.9-0.6.el2, seamonkey-chat 1.0.9-0.6.el2, seamonkey-mail 1.0.9-0.6.el2, seamonkey-nspr 1.0.9-0.6.el2, seamonkey-js-debugger 1.0.9-0.6.el2, +1 more Red Hat Enterprise Linux WS version 3 seamonkey 1.0.9-0.5.el3, seamonkey-nss 1.0.9-0.5.el3, seamonkey-chat 1.0.9-0.5.el3, seamonkey-mail 1.0.9-0.5.el3, seamonkey-nspr 1.0.9-0.5.el3, seamonkey-js-debugger 1.0.9-0.5.el3, +1 more
    +2 more products
    Red Hat Enterprise Linux WS version 4 seamonkey 1.0.9-6.el4, firefox 1.5.0.12-0.7.el4, seamonkey-chat 1.0.9-6.el4, seamonkey-mail 1.0.9-6.el4, thunderbird 1.5.0.12-0.5.el4, seamonkey-js-debugger 1.0.9-6.el4, +1 more Red Hat Linux Advanced Workstation 2.1 seamonkey 1.0.9-0.6.el2, seamonkey-nss 1.0.9-0.6.el2, seamonkey-chat 1.0.9-0.6.el2, seamonkey-mail 1.0.9-0.6.el2, seamonkey-nspr 1.0.9-0.6.el2, seamonkey-js-debugger 1.0.9-0.6.el2, +1 more
    fixed: vendor fix RHSA-2007:0980

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

3.02% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

References

Sources

Fencer Vulns 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.