What is CVE-2023-4290?

CVE-2023-4290 is a medium-severity vulnerability in Mpembed Wp Matterport Shortcode, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 6.1/10. Published 2023-10-16.

How severe is CVE-2023-4290?

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

Is CVE-2023-4290 known to be exploited?

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

Vulnerability in Mpembed Wp Matterport Shortcode

CVE-2023-4290

The WP Matterport Shortcode WordPress plugin before 2.1.7 does not escape the PHP_SELF server variable when outputting it in attributes, leading to Reflected Cross-Site Scripting issues which could be used against high privilege users such as admin

Published 2023-10-16 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.004 (34.1th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Mpembed Wp Matterport Shortcode
Wp Matterport Shortcode — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/5fad5245-a089-4ba3-9958-1e2c3d066eea (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-4290?: CVE-2023-4290 is a medium-severity vulnerability in Mpembed Wp Matterport Shortcode, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 6.1/10. Published 2023-10-16.
How severe is CVE-2023-4290?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2023-4290 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.