Critical severity9.8NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026

CVE-2021-36888

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Blocksera/Image Hover Effects
cpe:2.3:a:blocksera:image_hover_effects:*:*:*:*:*:wordpress:*:*
Range: <9.6.1
WordPress/Ultimate Image Hover Effectsllm-fuzzy
Range: <=9.6.1
Package: https://wordpress.org/plugins/ultimate-image-hover-effects
Oxilab/Image Hover Effects Ultimate (WordPress plugin)v5
Range: <= 9.6.1

Patches

Vulnerability mechanics

References

patchstack.com/database/vulnerability/image-hover-effects-ultimate/wordpress-image-hover-effects-ultimate-plugin-9-6-1-unauthenticated-arbitrary-options-update-leading-to-full-website-compromisenvdThird Party Advisory
wordpress.org/plugins/image-hover-effects-ultimate/nvdRelease NotesVendor Advisory

News mentions

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