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Software intelligence

Ultimate Post Kit vulnerabilities

6 tracked advisories · slug ultimate-post-kit

Important: Ultimate Post Kit appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

6

Latest advisory

8 August 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

ultimate-post-kit

Plugin

What this means for Ultimate Post Kit

This catalog lists 6 known advisories affecting Ultimate Post Kit. The most recent was published on 8 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Biggopti Library (Various Versions) - Cross-Site Scripting via display_id from Sigmative API

    May allow attackers to run scripts in visitors' browsers or hijack admin sessions.

    Published 8 August 2026

  • Ultimate Post Kit Addons for Elementor <= 4.0.21 - Missing Authorization

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 18 March 2026

  • Ultimate Post Kit <= 4.0.15 - Unauthenticated Information Disclosure

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 10 December 2025

Vulnerability types

  • Cross-site scripting3

Authentication (inferred from titles)

  • Unauthenticated1
  • Authenticated1
  • Unspecified4

Advisory history

Known Ultimate Post Kit advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed Ultimate Post Kit version against this catalog when the Defence plugin is connected to your WordPress site.