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CVE-2026-88798

MEDIUM 5.3 CVSS 3.1
Published
September 18, 2026
Last modified
September 18, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-400
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

The Really Simple Security WordPress plugin before 9.8.3 does not validate a client-supplied address value before using it as a storage key in one of its own options, allowing unauthenticated attackers to grow that option without bound and to slow the site's handling of missing pages.

Affected WordPress components

  • Really Simple Security – Simple and Performant Security (formerly Really Simple SSL) Plugin · really-simple-ssl
    Confirmed match Active
    From 8.1.6 (including) to 9.8.3 (excluding)
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown Really Simple Security — From 8.1.6 (including) to 9.8.3 (excluding)

References

  • wpscan.com https://wpscan.com/vulnerability/e658dcd2-2ff6-4611-a28d-e2482c65be8b/
  • nvd.nist.gov Official NVD record