Kritisch

Essentialplugin Plugins (Various Versions) - Injected Backdoor

  • Veröffentlicht: 09.04.2026
  • Aktualisiert: 11.10.2026 10:22

All plugins by Essentialplugin for WordPress are vulnerable to an injected backdoor in various versions. This is due to the plugin being sold to a malicious threat actor that embedded a backdoor in all of the plugin's they acquired. This makes it possible for the threat actor to maintain a persistent backdoor and inject spam into the affected sites.

Betroffene Software

Klicken Sie auf eine Technologie, um alle zugehörigen Schwachstellen anzuzeigen.

PlattformPaketAnfällige VersionenBehoben in
WordPress-Plugin Accordion and Accordion Slider = 1.4.6 1.4.6.1
WordPress-Plugin Album and Image Gallery Plus Lightbox = 2.1.8 2.1.8.1
WordPress-Plugin Blog Designer – Post and Widget = 2.7.7 2.7.7.1
WordPress-Plugin Countdown Timer Ultimate = 2.6.9 2.6.9.1
WordPress-Plugin Featured Post Creative = 1.5.7 1.5.7.1
WordPress-Plugin Video gallery and Player = 2.8.7 2.8.7.1
WordPress-Plugin Meta Slider and Carousel with Lightbox = 2.0.8 2.0.8.1
WordPress-Plugin Popup Maker and Popup Anything – Popup for opt-ins and Lead Generation Conversions = 2.9.1 2.9.1.1
WordPress-Plugin Portfolio and Projects = 1.5.6 1.5.6.1
WordPress-Plugin Post grid and filter ultimate = 1.7.4 1.7.4.1
WordPress-Plugin WP responsive FAQ with category plugin = 3.9.5 3.9.5.1
WordPress-Plugin WP News and Scrolling Widgets = 5.0.6 5.0.6.1
WordPress-Plugin Post Ticker Ultimate = 1.7.6 1.7.6.1
WordPress-Plugin Timeline and History slider = 2.4.5 2.4.5.1
WordPress-Plugin WP Blog and Widgets = 2.6.6 2.6.6.1
WordPress-Plugin WP Featured Content and Slider = 1.7.6 1.7.6.1
WordPress-Plugin WP Logo Showcase Responsive Slider and Carousel = 3.8.7 3.8.7.1
WordPress-Plugin WP Responsive Recent Post Slider/Carousel = 3.7.1 3.7.1.1
WordPress-Plugin WP Slick Slider and Image Carousel = 3.7.8.1 3.7.8.2
WordPress-Plugin Team Slider and Team Grid Showcase plus Team Carousel = 2.8.6 2.8.6.1
WordPress-Plugin Testimonial Grid and Testimonial Slider plus Carousel with Rotator Widget = 3.5.6 3.5.6.1
WordPress-Plugin Trending/Popular Post Slider and Widget = 1.8.6 1.8.6.1

Verweise

CVSS-Wert 9.8/10
CVSS-Vektor
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Schwäche (CWE)
CWE-506
Plattform
WordPress
Paket
Accordion and Accordion Slider, Album and Image Gallery Plus Lightbox, Blog Designer – Post and Widget
Veröffentlicht
09.04.2026
Aktualisiert
11.10.2026 10:22

Quellen und Lizenzen

Wordfence Intelligence - 2597724a-9a39-4e46-b153-f42366f833ba - Wordfence Intelligence

Copyright 1999-2026 The MITRE Corporation

Copyright 2012-2026 Defiant Inc.

This record contains material that is subject to copyright

Copyright 1999-2026 The MITRE Corporation

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse
Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/
Wordfence Intelligence
Wordfence Intelligence - Defiant, Inc.
Copyright Defiant, Inc. All rights reserved except as granted below.
License grant, section 3.1 of the Wordfence Intelligence Terms and Conditions (January 26, 2026):

Subject to this Agreement, Company hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute the Service. Any copy you make for such purposes is authorized provided that you reproduce Company’s copyright designation, this license, and the license of any disclosed Company licensor in any such copy.

Full applicable Agreement: https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/

Schwachstellenhistorie: Countdown Timer Ultimate

Alle veröffentlichten Schwachstellen dieses Pakets (WordPress-Plugin), neueste zuerst. Zeigt, ob es ein einmaliger Ausrutscher ist oder ein Paket, das man im Auge behalten muss.

Einträge insgesamt
2
Erste → letzte
08.2023 04.2026
Ohne Fix
0
In Angriffen ausgenutzt
0

Verteilung nach Schweregrad

  • Kritisch 1
  • Mittel 1

Veröffentlichungen pro Jahr

  1. 2023: 1
  2. 2024: 0
  3. 2025: 0
  4. 2026: 1
  1. Essentialplugin Plugins (Various Versions) - Injected Backdoor dieser Eintrag
    Kritisch · 9.8 CVE-2026-6443 = 2.6.9 2.6.9.1

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