XSS in Wpbrigade Simple Social Media Share Buttons

CVE-2021-24486

The Simple Social Media Share Buttons – Social Sharing for Everyone WordPress plugin before 3.2.3 did not escape the align and like_button_size parameters of its SSB shortcode, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (46.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24486?
CVE-2021-24486 is a medium-severity vulnerability in Wpbrigade Simple Social Media Share Buttons, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-08-23.
How severe is CVE-2021-24486?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24486 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.