HOMEVULNERABILITIESCVE-2009-2336
MEDIUM

CVE-2009-2336

CWE-16Published: July 10, 2009· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official Description

The forgotten mail interface in WordPress and WordPress MU before 2.8.1 exhibits different behavior for a password request 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."

NVD Source

Technical Analysis

CVE-2009-2336 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityP
IntegrityNone
AvailabilityNone
AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected Vendors & Products

WordPress2 product(s)
wordpresswordpress mu
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (22)

Quick Facts

CVE IDCVE-2009-2336
CVSS Score5.0 / 10
SeverityMEDIUM
WeaknessCWE-16
CISA KEVNo
Affected1 vendor(s)
PublishedJul 10, 2009

Related CVEs (CWE-16)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2009-2336 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.