Cross-site scripting (XSS) vulnerability in MediaWiki before 1.6.11, 1.12.x before 1.12.2, and 1.13.x before 1.13.3, when Internet Explorer is used and uploads are enabled, or an SVG scripting browser is used and SVG uploads are enabled, allows remote authenticated users to inject arbitrary web script or HTML by editing a wiki page.
Conclusion & alert: CVE-2008-5250 is rated Low Risk (34.1/100): CVSS Low severity, with medium exploitation likelihood (EPSS 0.35%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-07-30 | 0.27% | 0.35% | +0.09% |
| 2 | 2025-03-17 | 0.12% | 0.27% | +0.15% |
| 3 | 2023-03-07 | — | 0.12% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 3.5 | 2.0 | LOW |
|
6.8 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2008-5250 not yet assigned priority: Debian including 1 source packages (mediawiki), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2008-5250 |
ubuntu
|
medium | CVE-2008-5250 medium priority: Ubuntu including 1 source packages (mediawiki), 7 status rows across 7 suites (dapper, gutsy, hardy, intrepid, jaunty, karmic, upstream): released 3, ignored 2, not-affected 2. | https://ubuntu.com/security/CVE-2008-5250 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mediawiki | mediawiki | 1.6.11 | cpe:2.3:a:mediawiki:mediawiki:1.6.11:*:*:*:*:*:*:* |
| mediawiki | mediawiki | 1.12.0 | cpe:2.3:a:mediawiki:mediawiki:1.12.0:*:*:*:*:*:*:* |
| mediawiki | mediawiki | 1.12.1 | cpe:2.3:a:mediawiki:mediawiki:1.12.1:*:*:*:*:*:*:* |
| mediawiki | mediawiki | 1.13.0 | cpe:2.3:a:mediawiki:mediawiki:1.13.0:*:*:*:*:*:*:* |
| mediawiki | mediawiki | 1.13.1 | cpe:2.3:a:mediawiki:mediawiki:1.13.1:*:*:*:*:*:*:* |
| mediawiki | mediawiki | 1.13.2 | cpe:2.3:a:mediawiki:mediawiki:1.13.2:*:*:*:*:*:*:* |