How severe is CVE-2023-4889?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2023-4889 known to be exploited?

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

XSS in Shareaholic Professional Social Sharing Buttons, Icons & Related Posts –

CVE-2023-4889

The Shareaholic plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'shareaholic' shortcode in versions up to, and including, 9.7.8 due to insufficient input sanitization and output escaping on user supplied attributes. T…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (34.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Shareaholic Professional Social Sharing Buttons, Icons & Related Posts – — versions 0
Shareaholic

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Patch)

Frequently asked questions

What is CVE-2023-4889?: CVE-2023-4889 is a medium-severity vulnerability in Shareaholic Professional Social Sharing Buttons, Icons & Related Posts –, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2023-11-15.
How severe is CVE-2023-4889?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2023-4889 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.