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TI-2026-54172 Aliases CVE-2026-77783GHSA-597x-94h4-64xw

Rank Math SEO < 1.0.277 - Unauthenticated Non-Public Post Schema and Content Disclosure

Priority LOW 17CWE-639Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
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-639.

Summary

The Rank Math SEO WordPress plugin before 1.0.277 does not verify that the post whose schema it renders on the front end is publicly viewable, allowing unauthenticated visitors to disclose the schema and associated content of draft, pending, private, scheduled and password-protected posts.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00255 17th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Rank Math SEO (Unknown): 1.0.277

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
UnknownRank Math SEO1.0.48 to before 1.0.2771.0.277Patch availableCNA
  • Rank Math SEO VendorUnknown Affected 1.0.48 to before 1.0.277 Fixed in 1.0.277 Patch available CNA

Remediation

  • Fix · CNA Rank Math SEO (Unknown) Fixed in 1.0.277

Fixed in the same release

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

  • Release ·

    Rank Math SEO 1.0.277

    5 records Highest priority Priority LOW 5 LOW

    Other records, highest priority first

    • TI-2026-54177 Rank Math SEO < 1.0.277 - Author+ Arbitrary Post and User Metadata Overwrite via updateSchemasPriority LOW 22
    • TI-2026-54176 Rank Math SEO < 1.0.277 - Author+ Term Metadata Update and Cross-Object Post Title Overwrite via updateMetaBulkPriority LOW 13
    • TI-2026-54174 Rank Math SEO < 1.0.277 - Author+ Non-Public Post Content Disclosure via Abilities APIPriority LOW 13
    Show all 5 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-77783
  2. 2026-10-03 Alias added: GHSA-597x-94h4-64xw

References

Exploit 1

Sources

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