Read the docs
TI-2018-04078 Aliases CVE-2018-5667GHSA-9mrr-7c8p-w8fg

An issue was discovered in the read-and-understood plugin 2.1 for WordPress.

Priority LOW 23CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

An issue was discovered in the read-and-understood plugin 2.1 for WordPress. XSS exists via the wp-admin/options-general.php rnu_username_validation_pattern parameter.

Why it matters now

EPSS 0.00652 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:read_and_understood_project:read_and_understood:2.1:*:*:*:*:wordpress:*:*2.1VulnerableRead And Understood Project
  • cpe:2.3:a:read_and_understood_project:read_and_understood:2.1:*:*:*:*:wordpress:*:* Versions 2.1 Vulnerable ·Read And Understood Project

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-5667
  2. 2026-10-03 Alias added: GHSA-9mrr-7c8p-w8fg
  3. 2026-10-14 EPSS moved to the 50th–90th percentile

References

Exploit 1

  • TI-2018-04080 An issue was discovered in the read-and-understood plugin 2.1 for WordPress. CVSS 3.0HIGH 8.8
  • TI-2018-04079 An issue was discovered in the read-and-understood plugin 2.1 for WordPress. CVSS 3.0MEDIUM 4.8

Sources

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