HOMEVULNERABILITIESCVE-2022-43504
MEDIUM

CVE-2022-43504

CWE-287Published: December 5, 2022· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official Description

Improper authentication vulnerability in WordPress versions prior to 6.0.3 allows a remote unauthenticated attacker to obtain the email address of the user who posted a blog using the WordPress Post by Email Feature. The developer also provides new patched releases for all versions since 3.7.

NVD Source

Technical Analysis

CVE-2022-43504 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Vendors & Products

WordPress1 product(s)
wordpress
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://wordpress.org/news/2022/10/wordpress-6-0-3-security-release/
PATCHhttps://wordpress.org/news/2022/10/wordpress-6-0-3-security-release/
ADVISORYhttps://jvn.jp/en/jp/JVN09409909/index.html
ADVISORYhttps://wordpress.org/download/
ADVISORYhttps://jvn.jp/en/jp/JVN09409909/index.html
ADVISORYhttps://wordpress.org/download/

All References (6)

→
https://jvn.jp/en/jp/JVN09409909/index.htmlThird Party Advisory
→
https://wordpress.org/download/Product · Vendor Advisory
→
https://wordpress.org/news/2022/10/wordpress-6-0-3-security-release/Patch · Release Notes · Vendor Advisory
→
https://jvn.jp/en/jp/JVN09409909/index.htmlThird Party Advisory
→
https://wordpress.org/download/Product · Vendor Advisory
→
https://wordpress.org/news/2022/10/wordpress-6-0-3-security-release/Patch · Release Notes · Vendor Advisory

Quick Facts

CVE IDCVE-2022-43504
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-287
CISA KEVNo
Affected1 vendor(s)
PublishedDec 5, 2022

Related CVEs (CWE-287)

CVE-2008-0960
10.0
CVE-2013-1080
10.0
CVE-2010-4232
10.0
CVE-2008-1262
10.0
CVE-2013-7282
10.0
CVE-2011-4051
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-43504 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.COM. CVE data is provided under the NVD usage policy.
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