HOMEVULNERABILITIESCVE-2022-3427
MEDIUM

CVE-2022-3427

CWE-352Published: December 15, 2022· Updated: Jun 17, 2026

6.5
CVSS v3.1

Official Description

The Corner Ad plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0.56. This is due to missing or incorrect nonce validation on its corner_ad_settings_page function. This makes it possible for unauthenticated attackers to trigger the deletion of ads via forged request granted they can trick a site administrator into performing an action such as clicking on a link.

NVD Source

Technical Analysis

CVE-2022-3427 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 6.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected Vendors & Products

dwbooster1 product(s)
corner ad
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://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2765630%40corner-ad%2Ftrunk&old=2719671%40corner-ad%2Ftrunk&sfp_email=&sfph_mail=
PATCHhttps://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2765630%40corner-ad%2Ftrunk&old=2719671%40corner-ad%2Ftrunk&sfp_email=&sfph_mail=
ADVISORYhttps://plugins.trac.wordpress.org/browser/corner-ad/trunk/corner-ad.php?rev=2782613#L240
ADVISORYhttps://plugins.trac.wordpress.org/browser/corner-ad/trunk/corner-ad.php?rev=2782613#L240
ADVISORYhttps://www.wordfence.com/threat-intel/vulnerabilities/id/0a6c5e9a-754f-41c8-b27b-caa133b5070f

All References (6)

→
https://plugins.trac.wordpress.org/browser/corner-ad/trunk/corner-ad.php?rev=2782613#L240Exploit · Third Party Advisory
→
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2765630%40corner-ad%2Ftrunk&old=2719671%40corner-ad%2Ftrunk&sfp_email=&sfph_mail=Patch · Third Party Advisory
→
https://www.wordfence.com/threat-intel/vulnerabilities/id/0a6c5e9a-754f-41c8-b27b-caa133b5070f?source=cve
→
https://plugins.trac.wordpress.org/browser/corner-ad/trunk/corner-ad.php?rev=2782613#L240Exploit · Third Party Advisory
→
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2765630%40corner-ad%2Ftrunk&old=2719671%40corner-ad%2Ftrunk&sfp_email=&sfph_mail=Patch · Third Party Advisory
→
https://www.wordfence.com/threat-intel/vulnerabilities/id/0a6c5e9a-754f-41c8-b27b-caa133b5070fThird Party Advisory

Quick Facts

CVE IDCVE-2022-3427
CVSS Score6.5 / 10
SeverityMEDIUM
WeaknessCWE-352
CISA KEVNo
Affected1 vendor(s)
PublishedDec 15, 2022

Related CVEs (CWE-352)

CVE-2017-5145
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CVE-2025-32642
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CVE-2025-23922
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CVE-2024-56012
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CVE-2024-33449
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CVE-2024-34502
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Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2022-3427 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.
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