{"id":"CVE-2026-4429","state":"PUBLISHED","title":"OSM <= 6.1.15 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'marker_name' Shortcode Attribute","description":"The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'marker_name' and 'file_color_list' shortcode attribute of the [osm_map_v3] shortcode in all versions up to and including 6.1.15. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","publishedAt":"2026-04-09T02:25:05.932Z","updatedAt":"2026-04-09T17:48:45.193Z","severity":{"score":6.4,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","source":"Wordfence"},"assigner":"Wordfence","products":["photoweblog OSM – OpenStreetMap"],"affected":[{"vendor":"photoweblog","product":"OSM – OpenStreetMap","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.1.15","versionType":"semver"}]}],"references":["https://www.wordfence.com/threat-intel/vulnerabilities/id/65dffde9-2a50-41fe-bc21-3d0915068887?source=cve","https://plugins.trac.wordpress.org/browser/osm/trunk/osm_map_v3/osm-sc-osm_map_v3.php#L560","https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm_map_v3/osm-sc-osm_map_v3.php#L560","https://plugins.trac.wordpress.org/browser/osm/trunk/osm_map_v3/osm-sc-osm_map_v3.php#L31","https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm_map_v3/osm-sc-osm_map_v3.php#L31","https://plugins.trac.wordpress.org/browser/osm/trunk/osm-icon-class.php#L347","https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm-icon-class.php#L347","https://plugins.trac.wordpress.org/browser/osm/trunk/osm-icon-class.php#L356","https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm-icon-class.php#L356","https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3493950%40osm&new=3493950%40osm&sfp_email=&sfph_mail="],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:12:16.098Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/4xxx/CVE-2026-4429.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-4429","state":"PUBLISHED","datePublished":"2026-04-09T02:25:05.932Z","dateUpdated":"2026-04-09T17:48:45.193Z","assignerShortName":"Wordfence","assignerOrgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateReserved":"2026-03-19T14:07:21.421Z"},"containers":{"cna":{"title":"OSM <= 6.1.15 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'marker_name' Shortcode Attribute","descriptions":[{"lang":"en","value":"The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'marker_name' and 'file_color_list' shortcode attribute of the [osm_map_v3] shortcode in all versions up to and including 6.1.15. This is due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}],"affected":[{"vendor":"photoweblog","product":"OSM – OpenStreetMap","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"6.1.15","versionType":"semver"}]}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/65dffde9-2a50-41fe-bc21-3d0915068887?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/osm/trunk/osm_map_v3/osm-sc-osm_map_v3.php#L560"},{"url":"https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm_map_v3/osm-sc-osm_map_v3.php#L560"},{"url":"https://plugins.trac.wordpress.org/browser/osm/trunk/osm_map_v3/osm-sc-osm_map_v3.php#L31"},{"url":"https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm_map_v3/osm-sc-osm_map_v3.php#L31"},{"url":"https://plugins.trac.wordpress.org/browser/osm/trunk/osm-icon-class.php#L347"},{"url":"https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm-icon-class.php#L347"},{"url":"https://plugins.trac.wordpress.org/browser/osm/trunk/osm-icon-class.php#L356"},{"url":"https://plugins.trac.wordpress.org/browser/osm/tags/6.1.15/osm-icon-class.php#L356"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3493950%40osm&new=3493950%40osm&sfp_email=&sfph_mail="}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","baseScore":6.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"Wordfence","orgId":"b15e7b5b-3da4-40ae-a43c-f7aa60e62599","dateUpdated":"2026-04-09T02:25:05.932Z"},"credits":[{"lang":"en","type":"finder","value":"Nguyen Ngoc Duc"}],"timeline":[{"time":"2026-03-22T12:35:48.000Z","lang":"en","value":"Vendor Notified"},{"time":"2026-04-08T00:00:00.000Z","lang":"en","value":"Disclosed"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-09T17:46:57.472010Z","id":"CVE-2026-4429","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-09T17:48:45.193Z"}}]}}}