Description
Multiple cross-site scripting (XSS) vulnerabilities in KSES, as used in WordPress before 3.0.4, allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) the & (ampersand) character, (2) the case of an attribute name, (3) a padded entity, and (4) an entity that is not in normalized form.
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 14 | wordpress | 3.0.4+dfsg-1 | — |
| Debian 13 | wordpress | 3.0.4+dfsg-1 | — |
| Debian 12 | wordpress | 3.0.4+dfsg-1 | — |
References
- 42755 third-party-advisory
- [oss-security] 20101230 CVE request: wordpress before 3.0.4 XSS mailing-list
- FEDORA-2011-0306 vendor-advisory
- http://core.trac.wordpress.org/changeset/17172/branches/3.0
- http://wordpress.org/news/2010/12/3-0-4-update/
- ADV-2011-0167 vdb-entry
- ADV-2010-3335 vdb-entry
- 45620 vdb-entry
- 43000 third-party-advisory
- FEDORA-2011-0315 vendor-advisory