CVE-2009-2335
WordPress and WordPress MU before 2.8.1 exhibit different behavior for a failed login attempt depending on whether the user account…
- 5.0MediumCVSS base score
- 85.0%Exploitation in 30 daysEPSS · top 0.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
WordPress and WordPress MU before 2.8.1 exhibit different behavior for a failed login attempt depending on whether the user account exists, which allows remote attackers to enumerate valid usernames. NOTE: the vendor reportedly disputes the significance of this issue, indicating that the behavior exists for "user convenience."
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits3
Metasploit modules1 module
- WordPress Brute Force and User Enumeration Utility (Metasploit module) (opens in a new tab)
auxiliary/scanner/http/wordpress_login_enumRank normal
Exploit-DB1 entry
- WordPress Plugin Block-Spam-By-Math-Reloaded - Bypass (Exploit-DB entry) (opens in a new tab)
EDB-ID 17702webapps, phppublished 20 Aug 2011Not verified
References tagged exploit1 reference
- 9110 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 5 days later
· 5 days later
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 85.0% · top 0.3% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
References11
- FEDORA-2009-8538 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://corelabs.coresecurity.com/index.php?action=view&type=advisory&name=WordPress_Privileges_Unchecked (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2009-7729 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 20090708 CORE-2009-01515 - WordPress Privileges Unchecked in admin.php and Multiple Information (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 1022528 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- FEDORA-2009-7701 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- ADV-2009-1833 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- FEDORA-2009-8529 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 55713 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 9110 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 35581 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-2331 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-2335)Record last updated .