phpwarden
FeaturesComparePricingAdvisoriesBlogDocsChangelogLog in
Log inStart free

CVE-2021-24331: The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client sid

medium Affects smooth-scroll-page-up\/down-buttons (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Smooth Scroll Page Up/Down Buttons WordPress plugin before 1.4 did not properly sanitise and validate its settings, such as psb_distance, psb_buttonsize, psb_speed, only validating them client sid

Package
smooth-scroll-page-up\/down-buttons (WordPress plugin) WordPress
Affected versions
<1.4
Fixed in
1.4
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 1% (51.1th percentile)
Published
2021-06-01
Source
nvd

References

CWE-79
NVD recordsmooth-scroll-page-up\/down-buttons (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories