Description
Mozilla Firefox before 1.5.0.5, Thunderbird before 1.5.0.5, and SeaMonkey before 1.0.3 allows scripts with the UniversalBrowserRead privilege to gain UniversalXPConnect privileges and possibly execute code or obtain sensitive data by reading into a privileged context.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | devhelp +1 | 0.10-0.2.el4 | RHSA-2006:0609 |
| RHEL 4 | firefox +1 | 1.5.0.5-0.el4.1 | RHSA-2006:0611, RHSA-2006:0610 |
| RHEL 4 | seamonkey +5 | 1.0.3-0.el4.1 | RHSA-2006:0609 |
| RHEL 3 | seamonkey +9 | 1.0.3-0.el3.1 | RHSA-2006:0608 |
Advisories 7
- RHSA-2006:0611 Red Hat Security Advisory: thunderbird security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2006:0609 Red Hat Security Advisory: seamonkey security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2006:0610 Red Hat Security Advisory: firefox security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2006:0608 Red Hat Security Advisory: seamonkey security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-1159 mozilla-thunderbird - several Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1160 mozilla - several Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1161 mozilla-firefox - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-1161 vendor-advisory
- 21243 third-party-advisory
- RHSA-2006:0608 vendor-advisory
- DSA-1160 vendor-advisory
- GLSA-200608-02 vendor-advisory
- MDKSA-2006:145 vendor-advisory
- ADV-2006-3748 vdb-entry
- 19181 vdb-entry
- 22055 third-party-advisory
- ADV-2006-2998 vdb-entry
- USN-361-1 vendor-advisory
- 20060727 rPSA-2006-0137-1 firefox mailing-list
- 21529 third-party-advisory
- 21216 third-party-advisory
- GLSA-200608-03 vendor-advisory
- RHSA-2006:0594 vendor-advisory
- 21336 third-party-advisory
- ADV-2006-3749 vdb-entry
- RHSA-2006:0610 vendor-advisory
- oval:org.mitre.oval:def:9753 vdb-entry signature
- 21654 third-party-advisory
- 1016588 vdb-entry
- USN-329-1 vendor-advisory
- MDKSA-2006:146 vendor-advisory
- RHSA-2006:0609 vendor-advisory
- 22210 third-party-advisory
- http://www.mozilla.org/security/announce/2006/mfsa2006-53.html
- 21634 third-party-advisory
- 21607 third-party-advisory
- 1016586 vdb-entry
- 19873 third-party-advisory
- 21262 third-party-advisory
- 21532 third-party-advisory
- 21270 third-party-advisory
- ADV-2008-0083 vdb-entry
- USN-327-1 vendor-advisory
- 21361 third-party-advisory
- 21631 third-party-advisory
- SSRT061181 vendor-advisory
- SSRT061236 vendor-advisory
- 21275 third-party-advisory
- 21246 third-party-advisory
- SUSE-SA:2006:048 vendor-advisory
- 21229 third-party-advisory
- 21675 third-party-advisory
- 1016587 vdb-entry
- RHSA-2006:0611 vendor-advisory
- 21228 third-party-advisory
- 21250 third-party-advisory
- USN-350-1 vendor-advisory
- 22342 third-party-advisory
- 21358 third-party-advisory
- https://issues.rpath.com/browse/RPL-536
- https://issues.rpath.com/browse/RPL-537
- 22066 third-party-advisory
- 21269 third-party-advisory
- mozilla-universalbrowserread-escalation(27990) vdb-entry
- GLSA-200608-04 vendor-advisory
- 21343 third-party-advisory
- MDKSA-2006:143 vendor-advisory