WordPress plugin
Accordion and Accordion Slider security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 4 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High0
- Medium3
- Low0
All Accordion and Accordion Slider vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Critical9.8 | Injected Backdoor 2.9.1 – 2.9.1Update to 2.9.1.1 | CVE-2026-6443 | |
| Medium5.4 | Missing Authorization to Authenticated (Contributor+) Attachment Metadata Modification ≤1.4.5Update to 1.4.6 | CVE-2026-0727 | |
| Medium5.3 | Missing Authorization to Notice Dismissal ≤2.7Update to 2.8 | CVE-2023-40200 | |
| Medium6.5 | Missing Authorization via 'wp_aas_get_attachment_edit_form' and 'wp_aas_save_attachment_data' ≤1.2.4Update to 1.2.5 | CVE-2023-39996 |
- Critical9.8Injected Backdoor
2.9.1 – 2.9.1Update to 2.9.1.1
- Medium5.4Missing Authorization to Authenticated (Contributor+) Attachment Metadata Modification
≤1.4.5Update to 1.4.6
- Medium5.3Missing Authorization to Notice Dismissal
≤2.7Update to 2.8
- Medium6.5Missing Authorization via 'wp_aas_get_attachment_edit_form' and 'wp_aas_save_attachment_data'
≤1.2.4Update to 1.2.5
Accordion and Accordion Slider: common questions
Does Accordion and Accordion Slider have known vulnerabilities?
Yes. VulnCrest Radar lists 4 known vulnerabilities in Accordion and Accordion Slider: 1 critical, 3 medium. None are known to affect version null.
How do I check which version of Accordion and Accordion Slider I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Accordion and Accordion Slider vulnerability?
CVE-2026-6443, published Apr 9, 2026: Essentialplugin Plugins (Various Versions) - Injected Backdoor. Severity: Critical (CVSS 9.8).
Is any Accordion and Accordion Slider vulnerability listed in CISA KEV?
No. None of the known Accordion and Accordion Slider vulnerabilities is currently listed in the CISA KEV catalog.