What is CVE-2022-4677?

CVE-2022-4677 is a medium-severity vulnerability in Mapsmarker Leaflet Maps Marker, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-02-06.

How severe is CVE-2022-4677?

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

Is CVE-2022-4677 known to be exploited?

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

Vulnerability in Mapsmarker Leaflet Maps Marker

CVE-2022-4677

The Leaflet Maps Marker WordPress plugin before 3.12.7 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attack.

Published 2023-02-06 · 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: 0.006 (44.8th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Mapsmarker Leaflet Maps Marker
Leaflet Maps Marker (Google Maps, Openstreetmap, Bing Maps) — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/9c293098-de54-4a04-b13d-2a702200f02e (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2022-4677?: CVE-2022-4677 is a medium-severity vulnerability in Mapsmarker Leaflet Maps Marker, classified under CWE-79 CROSS-SITE SCRIPTING (XSS). CVSS score: 5.4/10. Published 2023-02-06.
How severe is CVE-2022-4677?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2022-4677 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.