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TI-2023-23784 Aliases CVE-2023-44258GHSA-398x-j3p9-ffhp

WordPress Schema App Structured Data plugin <= 1.23.1 - Broken Access Control + CSRF vulnerability

Priority LOW 30CWE-862Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
None · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-862.

Summary

Missing Authorization vulnerability in vberkel Schema App Structured Data schema-app-structured-data-for-schemaorg allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Schema App Structured Data: from n/a through <= 1.23.1.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0045 39th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
vberkelSchema App Structured Dataup to 1.23.1—No fix listedCNA
  • Schema App Structured Data Vendorvberkel Affected up to 1.23.1 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:schemaapp:schema_app_structured_data:*:*:*:*:*:wordpress:*:*before 1.23.2VulnerableSchemaapp
  • cpe:2.3:a:schemaapp:schema_app_structured_data:*:*:*:*:*:wordpress:*:* Versions before 1.23.2 Vulnerable ·Schemaapp

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-44258
  2. 2026-10-03 Alias added: GHSA-398x-j3p9-ffhp

References

Advisory 1

  • TI-2026-82277 Stored cross-site scripting in Schema App Structured Data plugin CVSS 3.1HIGH 7.2
  • TI-2024-10449 Schema App Structured Data <= 2.2.4 - Reflected Cross-Site Scripting CVSS 3.1MEDIUM 6.1
  • TI-2024-00822 Schema App Structured Data <= 2.2.0 - Cross-Site Request Forgery CVSS 3.1MEDIUM 4.3

Sources

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