Description
Cross-site scripting (XSS) vulnerability in the remote RSS sidebar plugin (serendipity_plugin_remoterss) in S9Y Serendipity before 1.2.1 allows remote attackers to inject arbitrary web script or HTML via a link in an RSS feed.
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 4.0 | serendipity | 1.0.4-1+etch1 | DSA-1528-1 |
Advisories 1
- DSA-1528-1 serendipity - cross site scripting Debian Security (DSA / DLA) · Mar 9, 2026
References
- 39143 vdb-entry
- http://blog.s9y.org/archives/187-Serendipity-1.2.1-released.html
- 28012 third-party-advisory
- http://www.int21.de/cve/CVE-2007-6205-s9y.html
- 26783 vdb-entry
- 3437 third-party-advisory
- DSA-1528 vendor-advisory
- 20071210 CVE-2007-6205 mailing-list
- 29502 third-party-advisory
- serendipity-rss-feeds-xss(38947) vdb-entry
- ADV-2007-4171 vdb-entry