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Stored cross-site scripting in Rank Math SEO redirection source URL

Priority LOW 16CWE-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
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.

Summary

The Rank Math SEO WordPress plugin before 1.0.280 does not escape a stored redirection source value before outputting it in an administrative list view. A user who can manage redirections, by default Administrators, can store JavaScript that runs in the session of any user who later opens that view, including a Super Administrator on multisite, which is cross-site scripting (CWE-79). Exploitation requires a user with high privileges and user interaction, and the CVSS base score is 3.5 (low severity). A public exploit is linked in the references.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

Description from the CNA

The Rank Math SEO WordPress plugin before 1.0.280 does not escape a stored redirection source value before outputting it in an administrative list view, allowing users who can manage redirections (Administrators by default) to store JavaScript that executes in the session of any user who later opens that view, including a Super Administrator on multisite.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00173 6th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Rank Math SEO (Unknown): 1.0.280

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 SEObefore 1.0.2801.0.280Patch availableCNA
  • Rank Math SEO VendorUnknown Affected before 1.0.280 Fixed in 1.0.280 Patch available CNA

Remediation

Update Rank Math SEO to version 1.0.280 or later, which fixes the flaw.

Written with Claude Haiku 5.5 from the sources below · 2026-10-29

  • Fix · CNA Rank Math SEO (Unknown) Fixed in 1.0.280

Fixed in the same release

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

  • Release ·

    Rank Math SEO 1.0.280

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-70256 Arbitrary file upload in Rank Math SEO enables remote code executionPriority LOW 34
    • TI-2026-70257 SQL injection in Rank Math SEO plugin via per_page parameterPriority LOW 19

Timeline

  1. 2026-10-10 Threatist record created from CVE-2026-104754
  2. 2026-10-10 Alias added: GHSA-g27f-vjpx-r83q
  3. 2026-10-11 CVSS score added · CISA ADP
  4. 2026-10-11 Weakness changed · CISA ADP
  5. 2026-10-11 CISA SSVC decision points changed

References

Sources