Description
Bugzilla before 3.2.10, 3.4.x before 3.4.10, 3.6.x before 3.6.4, and 4.0.x before 4.0rc2 does not properly handle whitespace preceding a (1) javascript: or (2) data: URI, which allows remote attackers to conduct cross-site scripting (XSS) attacks via the URL (aka bug_file_loc) field.
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 ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 6.0 | bugzilla | 3.6.2.0-4.4 | DSA-2322-1 |
Advisories 1
- DSA-2322-1 bugzilla - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- 45982 vdb-entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=619588
- 43165 third-party-advisory
- http://www.bugzilla.org/security/3.2.9/
- FEDORA-2011-0741 vendor-advisory
- ADV-2011-0271 vdb-entry
- 43033 third-party-advisory
- ADV-2011-0207 vdb-entry
- FEDORA-2011-0755 vendor-advisory
- DSA-2322 vendor-advisory
- 70699 vdb-entry
- bugzilla-urlfield-xss(65004) vdb-entry