What is CVE-2021-24642?

CVE-2021-24642 is a medium-severity vulnerability in Scroll Banner Project, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2021-10-18.

How severe is CVE-2021-24642?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2021-24642 known to be exploited?

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

XSS in Scroll Banner Project

CVE-2021-24642

The Scroll Baner WordPress plugin through 1.0 does not have CSRF check in place when saving its settings, nor perform any sanitisation, escaping or validation on them. This could allow attackers to make logged in admin change them and could lead to RCE (via a file upload) as well as XSS

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-10-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (45.4th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Scroll Banner Project
Scroll Baner — versions 1.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

wpscan.com/vulnerability/8d9129ab-33c3-44ee-b150-f7552d88e658 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-24642?: CVE-2021-24642 is a medium-severity vulnerability in Scroll Banner Project, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2021-10-18.
How severe is CVE-2021-24642?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2021-24642 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.