CVE-2009-3437 json
Cross-site scripting (XSS) vulnerability in the live preview feature in the Markdown Preview module 6.x for Drupal allows remote attackers…
published 2009-09-28 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-3419
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 58%
- public exploits
- 0
- none known
Summary
Cross-site scripting (XSS) vulnerability in the live preview feature in the Markdown Preview module 6.x for Drupal allows remote attackers to inject arbitrary web script or HTML via "Markdown input."
Exploit prediction
0.84% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
drupal.org
/node/585790
vendor-advisory
-
securityfocus.com
/bid/36505
vdb-entry
Sources
- CVE List CVE-2009-3437
- NVD CVE-2009-3437
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.