What is CVE-2022-4655?

CVE-2022-4655 is a medium-severity vulnerability in Welcart E-Commerce, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-01-16.

How severe is CVE-2022-4655?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2022-4655 known to be exploited?

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

Vulnerability in Welcart E-Commerce

CVE-2022-4655

The Welcart e-Commerce WordPress plugin before 2.8.9 does not validate and escapes one of its shortcode attributes, which could allow users with a role as low as a contributor to perform a Stored Cross-Site Scripting attack.

Published 2023-01-16 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.005 (38.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Welcart E-Commerce
Welcart E-Commerce — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/a1c70c80-e952-4cc7-aca0-c2dde3fa08a9 (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2022-4655?: CVE-2022-4655 is a medium-severity vulnerability in Welcart E-Commerce, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-01-16.
How severe is CVE-2022-4655?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2022-4655 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.