Description
Cross-site scripting (XSS) vulnerability in Serendipity (S9Y) before 1.3-beta1 allows remote authenticated users to inject arbitrary web script or HTML via (1) the "Real name" field in Personal Settings, which is presented to readers of articles; or (2) a file upload, as demonstrated by a .htm, .html, or .js file.
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
- ADV-2008-0700 vdb-entry
- 28003 vdb-entry
- 29128 third-party-advisory
- 1019502 vdb-entry
- DSA-1528 vendor-advisory
- http://int21.de/cve/CVE-2008-0124-s9y.html
- 29502 third-party-advisory
- serendipity-realname-username-xss(40851) vdb-entry
- http://blog.s9y.org/archives/191-Serendipity-1.3-beta1-released.html