CVE-2009-2431
MEDIUM · CVSS 5.0EPSS 2.9%EU EUVD
WordPress 2.7.1 places the username of a post's author in an HTML comment, which allows remote attackers to obtain sensitive information by reading the HTML source.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-20
- EPSS score
- 2.9% (87th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-2426)
- Published
- July 10, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-2426 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- wordpress / wordpress
References
- http://corelabs.coresecurity.com/index.php?action=view&type=advisory&name=WordPress_Privileges_Unchecked
- http://securitytracker.com/id?1022528
- http://www.osvdb.org/55716(Patch)
- http://www.securityfocus.com/archive/1/504795/100/0/threaded
- http://www.vupen.com/english/advisories/2009/1833(Patch, Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/51733
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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