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TI-2026-56662 Aliases CVE-2026-82126GHSA-3rgj-f6h6-r4h8

Improper access control in Schema & Structured Data for WP & AMP

Priority LOW 13CWE-284Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-284.

Summary

The Schema & Structured Data for WP & AMP WordPress plugin before 1.66 does not check that a user is allowed to edit the specific post they request schema generation for, allowing users with the contributor role and above to obtain the content of other users' draft, pending, private and password protected posts.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00299 22nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Schema & Structured Data for WP & AMP (Unknown): 1.66

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
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
UnknownSchema & Structured Data for WP & AMP1.63 to before 1.661.66Patch availableCNA
  • Schema & Structured Data for WP & AMP VendorUnknown Affected 1.63 to before 1.66 Fixed in 1.66 Patch available CNA

Remediation

  • Fix · CNA Schema & Structured Data for WP & AMP (Unknown) Fixed in 1.66

Fixed in the same release

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

  • Release ·

    Schema & Structured Data for WP & AMP 1.66

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-56661 Schema & Structured Data for WP & AMP 1.46 - 1.65 - Unauthenticated Non-Public Comment Content Disclosure via IDORPriority LOW 30
    • TI-2026-56660 Information disclosure in Schema & Structured Data for WP & AMPPriority LOW 30

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-82126
  2. 2026-10-03 Alias added: GHSA-3rgj-f6h6-r4h8

References

Sources