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W4 Post List <= 2.4.5 — Information Disclosure via post_excerpt

CVE-2023-1371Published · Updated

Action summary

Affected: ≤2.4.5Update to 2.4.6 or newer

All remediation steps
Watch plugin
Severity
Medium4.3
CVSS
4.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:U Scope
Unchanged
C:L Confidentiality
Low
I:N Integrity
None
A:N Availability
None
Weakness
CWE-200 Information Exposure
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

W4 Post List w4-post-list

  1. Affected≤ 2.4.5
  2. Patched in2.4.6

Update to 2.4.6 or newer.

You are affected if you run ≤ 2.4.5. Version 2.4.6 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under W4 Post List.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 2.4.6, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch W4 Post List to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Erwan LR.

The W4 Post List plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 2.4.5 via the post_excerpt function. This can allow authenticated attackers, with subscriber-level permissions and above, to view password protected posts.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in W4 Post List

All 7
More vulnerabilities in W4 Post List
SeverityVulnerabilityCVEPublished
Medium4.9Authenticated (Editor+) SQL Injection
≤3.0.6Update to 3.0.7
CVE-2026-96826
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Block Options
≤2.4.5Update to 2.4.6
CVE-2023-0374
Medium6.1Reflected Cross-Site Scripting
≤2.4.5Update to 2.4.6
CVE-2023-1373
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via 'w4pl[no_items_text]'
≤2.4.4Update to 2.4.5
CVE-2023-27413
Medium4.3Missing Authorization
≤3.6.0Update to 3.6.1
—

Same weakness (Information Exposure)

All Information Exposure
Other Information Exposure vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 4.3

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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