WordPress security changelog
CRITICAL CVE-2021-36888 Modified

Image Hover Effects Ultimate: A security weakness

Image Hover Effects Ultimate is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation.

CVE / CNA score 9.8 CVSS 3.1 · audit@patchstack.com
NVD score 9.8 CVSS 3.1 · nvd@nist.gov
Component
Image Hover Effects Ultimate
Plugin slug
image-hover-effects-ultimate
Affected
See vendor advisory
Safe version
See mitigation notes
Published
Dec 15, 2021
Weakness
CWE-284 — Improper Access Control
CWE-306 — Missing Authentication for Critical Function

This CVE was published Dec 15, 2021 and is one of 8 known issues for this plugin.

Update, patch or deactivate.

Update Image Hover Effects Ultimate to a release outside the affected range, or disable and remove it until a fixed version is available.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Unauthenticated Arbitrary Options Update vulnerability leading to full website compromise discovered in Image Hover Effects Ultimate (versions <= 9.6.1) WordPress plugin.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary and upstream sources