What is CVE-2023-0899?

CVE-2023-0899 is a medium-severity vulnerability in Wp Live Chat Shoutbox Project, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 6.1/10. Published 2023-04-24.

How severe is CVE-2023-0899?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2023-0899 known to be exploited?

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

Vulnerability in Wp Live Chat Shoutbox Project

CVE-2023-0899

The Steveas WP Live Chat Shoutbox WordPress plugin through 1.4.2 does not sanitise and escape a parameter before outputting it back in the Shoutbox, leading to Stored Cross-Site Scripting which could be used against high privilege users such as admins.

EPSS: 0.005 (37.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Wp_live_chat_shoutbox_project Wp_live_chat_shoutbox
Unknown Steveas Wp Live Chat Shoutbox — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-0899?: CVE-2023-0899 is a medium-severity vulnerability in Wp Live Chat Shoutbox Project, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 6.1/10. Published 2023-04-24.
How severe is CVE-2023-0899?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-0899 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.