VulnerabilityModified
CVE-2021-36888
Unauthenticated Arbitrary Options Update vulnerability leading to full website compromise discovered in Image Hover Effects Ultimate (versions <= 9.6.1) WordPress plugin.
CRITICAL 9.8EPSS 6.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Unauthenticated Arbitrary Options Update vulnerability leading to full website compromise discovered in Image Hover Effects Ultimate (versions <= 9.6.1) WordPress plugin.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.69% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-284, CWE-306
- Affected
- blocksera/image hover effects
- Source
- audit@patchstack.com
References
- https://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-compromiseThird Party Advisory
- https://wordpress.org/plugins/image-hover-effects-ultimate/#developersRelease Notes, Vendor Advisory
- https://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-compromiseThird Party Advisory
- https://wordpress.org/plugins/image-hover-effects-ultimate/#developersRelease Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.