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TI-2021-10163 Aliases CVE-2021-29450

WordPress Authenticated disclosure of password-protected posts and pages

Priority LOW 33CWE-200Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-200.

Summary

Wordpress is an open source CMS. One of the blocks in the WordPress editor can be exploited in a way that exposes password-protected posts and pages. This requires at least contributor privileges. This has been patched in WordPress 5.7.1, along with the older affected versions via minor releases. It's strongly recommended that you keep auto-updates enabled to receive the fix.

Why it matters now

EPSS 0.02093 81st percentileScored 2026-11-07
Fix Fixed wordpress-develop (WordPress): 5.7.1

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
WordPresswordpress-develop4.70 to before 5.7.15.7.1Patch availableCNA
  • wordpress-develop VendorWordPress Affected 4.70 to before 5.7.1 Fixed in 5.7.1 Patch available CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*4.7 to before 5.7.1VulnerableWordPress
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*10.0VulnerableDebian
  • cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* Versions 4.7 to before 5.7.1 Vulnerable ·WordPress
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian

Remediation

  • Fix · CNA wordpress-develop (WordPress) Fixed in 5.7.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Advisory ·

    wordpress-develop — DSA-4896

    2 records Highest priority Priority HIGH 1 HIGH, 1 LOW

    Other records, highest priority first

    • TI-2021-10160 WordPress Authenticated XXE attack when installation is running PHP 8Priority HIGH 73
    Show all 2 records → Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-29450

References

Advisory 4

  • TI-2026-45010 WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution KEVCVSS 3.1CRITICAL 9.8
  • TI-2016-08118 The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow… KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-83466 Predictable staging paths let attackers run code in WordPress Core KEVCVSS 3.1HIGH 8.1
  • TI-2026-59973 An unauthenticated attacker can make `get_page_template()` page-template resolution… KEVCVSS 3.1HIGH 8.1
  • TI-2016-08129 The isMail transport in PHPMailer before 5.2.20 might allow remote attackers to pass… CVSS 3.1CRITICAL 9.8
  • TI-2026-42844 WordPress < 7.0.2 - Facilitated SQL Injection via author__not_in in WP_Query KEVCVSS 3.1MEDIUM 5.9
See all 356 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences