CVE-2024-8991
OSM <= 6.1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via osm_map and osm_map_v3 Shortcodes
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's osm_map and osm_map_v3 shortcodes in all versions up to, and including, 6.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
OSM <= 6.1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via osm_map and osm_map_v3 Shortcodes
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's osm_map and osm_map_v3 shortcodes in all versions up to, and including, 6.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
- Record
CVE-2024-8991- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2024-49527
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's osm_map and osm_map_v3 shortcodes in all versions up to, and including, 6.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
- Record
EUVD-2024-49527- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7q48-m9w3-vrpc
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the...
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's osm_map and osm_map_v3 shortcodes in all versions up to, and including, 6.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
- Record
GHSA-7q48-m9w3-vrpc- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
The OSM – OpenStreetMap plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's osm_map and osm_map_v3 shortcodes in all versions up to, and including, 6.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
- Record
CVE-2024-8991- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-8991 is a medium vulnerability (CVSS 6.4) in Hyumika Openstreetmap, published September 27, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. No source names a fixed version.
References
wordfence.com/threat-intel/vulnerabilities/id/839ecd06-9c74-4ddc-b455-26ec3e627889?source=cve
wordpress.org/plugins/osm
plugins.trac.wordpress.org/browser/osm/trunk/osm-metabox.php
wp-osm-plugin.hyumika.com/changelog
nvd.nist.gov/vuln/detail/CVE-2024-8991
github.com/advisories/GHSA-7q48-m9w3-vrpc