What is CVE-2021-24418?

CVE-2021-24418 is a medium-severity vulnerability in Mark Senff Smooth Scroll Page Up/down Buttons, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-07-12.

How severe is CVE-2021-24418?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Is CVE-2021-24418 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Mark Senff Smooth Scroll Page Up/down Buttons

CVE-2021-24418

The Smooth Scroll Page Up/Down Buttons WordPress plugin through 1.4 does not properly sanitise and validate its psb_positioning settings, allowing high privilege users such as admin to set an XSS payload in it, which will be executed in all pages of the blog

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (47.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)
contact@wpscan.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-24418?: CVE-2021-24418 is a medium-severity vulnerability in Mark Senff Smooth Scroll Page Up/down Buttons, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2021-07-12.
How severe is CVE-2021-24418?: Medium severity. CVSS v3 base score is 4.8 out of 10.
Is CVE-2021-24418 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.