Is Ultimate Maps by Supsystic safe to use?

Laskyr does not give safety verdicts. No known unpatched vulnerabilities in the latest version (1.6.5). As of 2026-11-04. 9 issues are on record for older versions; version 1.6.1 or newer fixes all of them that state a fix. Keep Ultimate Maps by Supsystic on the latest version (1.6.5) and remove it if you do not use it.

Which versions of Ultimate Maps by Supsystic are vulnerable?

Known issues on record (newest first): Missing authorization check (1.5.5 and older, fixed in 1.6.1); Cross-site scripting (XSS) (1.5.5 and older, fixed in 1.6.1); Missing authorization check (1.5.3 and older, fixed in 1.5.4); Cross-site scripting (XSS) (older than 1.5.0, fixed in 1.5.0); PHP object injection (older than 1.5.0, fixed in 1.5.0); Missing authorization check (older than 1.5.0, fixed in 1.5.0). The full list with sources is on this page.

What is the latest version of Ultimate Maps by Supsystic?

1.6.5, according to wordpress.org (last updated 2026-10-30). It has 10,000+ active installs.

What should I do if my Ultimate Maps by Supsystic is out of date?

Take a backup, then update it from Dashboard > Updates (or run wp plugin update ultimate-maps-by-supsystic). If you cannot update right away, deactivate it until you can. If you think the site was already attacked, run a free scan at https://laskyr.com/scan.

Plugins · ultimate-maps-by-supsystic · data as of 2026-11-04

Is Ultimate Maps by Supsystic safe? Known vulnerabilities and latest version

Latest version: 1.6.5
Last updated: 2026-10-30
Active installs: 10,000+
Known issues on record: 9
Unpatched in latest: 0
Tested up to WP: 7.1.4 · PHP 7.3+

Interactive OpenStreetMap and Leaflet maps with unlimited markers, categories and clustering. No Google API key and no requests to Google. — by supsystic

What to do

Update to the latest version (1.6.5). Anything older than 1.6.1 has at least one known issue listed below. Dashboard → Updates, or Plugins → “update now”.
If you cannot update right away, deactivate it until you can.
Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan.

With WP-CLI: wp plugin get ultimate-maps-by-supsystic --field=version shows what you run; wp plugin update ultimate-maps-by-supsystic updates it.

Check your version

Known vulnerabilities

9 on record, newest first. “Affected” is the version range the source gives; “fixed in” is the version the source names, or (marked *) the first wordpress.org release after the last affected version.

medium 6.5 CVE-2026-102397 · published 2026-09-30

Missing authorization check in Ultimate Maps by Supsystic (1.5.5 and older)

Affected: 1.5.5 and older
Fixed in: 1.6.1
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Unauthenticated Broken Access Control in Ultimate Maps by Supsystic <= 1.5.5 versions.

NVD CVE-2026-102397 Patchstack advisory

high 7.1 CVE-2026-102396 · published 2026-09-30

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (1.5.5 and older)

Affected: 1.5.5 and older
Fixed in: 1.6.1
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Unauthenticated Cross Site Scripting (XSS) in Ultimate Maps by Supsystic <= 1.5.5 versions.

NVD CVE-2026-102396 Patchstack advisory

medium 5.3 CVE-2026-85309 · published 2026-09-03

Missing authorization check in Ultimate Maps by Supsystic (1.5.3 and older)

Affected: 1.5.3 and older
Fixed in: 1.5.4
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Missing Authorization vulnerability in Supsystic Ultimate Maps by Supsystic allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Ultimate Maps by Supsystic: from n/a through 1.5.3.

NVD CVE-2026-85309 Patchstack advisory

high 7.1 CVE-2026-73375 · published 2026-08-18

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.5.0)

Affected: older than 1.5.0
Fixed in: 1.5.0
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Unauthenticated Cross Site Scripting (XSS) in Ultimate Maps by Supsystic < 1.5.0 versions.

NVD CVE-2026-73375 Patchstack advisory

critical 9.8 CVE-2026-73376 · published 2026-08-18

PHP object injection in Ultimate Maps by Supsystic (older than 1.5.0)

Affected: older than 1.5.0
Fixed in: 1.5.0
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Unauthenticated PHP Object Injection in Ultimate Maps by Supsystic < 1.5.0 versions.

NVD CVE-2026-73376 Patchstack advisory

high 7.5 CVE-2026-73377 · published 2026-08-18

Missing authorization check in Ultimate Maps by Supsystic (older than 1.5.0)

Affected: older than 1.5.0
Fixed in: 1.5.0
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Unauthenticated Broken Access Control in Ultimate Maps by Supsystic < 1.5.0 versions.

NVD CVE-2026-73377 Patchstack advisory

medium 4.3 CVE-2024-31271 · published 2024-04-12

Cross-site request forgery (CSRF) in Ultimate Maps by Supsystic (1.2.16 and older)

Affected: 1.2.16 and older
Fixed in: 1.2.17
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Cross-Site Request Forgery (CSRF) vulnerability in Supsystic Ultimate Maps by Supsystic.This issue affects Ultimate Maps by Supsystic: from n/a through 1.2.16.

NVD CVE-2024-31271 Patchstack advisory

medium 4.8 CVE-2023-6732 · published 2024-01-16

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.2.16)

Affected: older than 1.2.16
Fixed in: 1.2.16
Access needed (per CVSS): Needs an admin-level account; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by NVD

Details from the advisory

The Ultimate Maps by Supsystic WordPress plugin before 1.2.16 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

NVD CVE-2023-6732 WPScan advisory

medium 6.1 CVE-2021-24274 · published 2021-05-05

Reflected cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.2.5)

Affected: older than 1.2.5
Fixed in: 1.2.5
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: advisory text · score by NVD

Details from the advisory

The Ultimate Maps by Supsystic WordPress plugin before 1.2.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue

NVD CVE-2021-24274 WPScan advisory packetstormsecurity.com

Recent activity

2026-10-30 — latest release on wordpress.org (1.6.5).
2026-09-30 — Missing authorization check disclosed (CVE-2026-102397), fixed in 1.6.1.
2026-09-30 — Cross-site scripting (XSS) disclosed (CVE-2026-102396), fixed in 1.6.1.
2026-09-03 — Missing authorization check disclosed (CVE-2026-85309), fixed in 1.5.4.

Free. We check the CVE feeds every day and email you only when a new issue for Ultimate Maps by Supsystic (ultimate-maps-by-supsystic) is published or a fix ships. Unsubscribe in one click.

Browse vulnerabilities

Types found in this plugin: Cross-site scripting (XSS) (4) · Missing authorization (3) · PHP object injection (1) · Cross-site request forgery (CSRF) (1)

Where this data comes from

Version, last update, installs: wordpress.org/plugins/ultimate-maps-by-supsystic (Plugins API), fetched 2026-11-04.
Vulnerabilities: NIST National Vulnerability Database (NVD), checked 2026-11-04. This product uses data from the NVD API but is not endorsed or certified by the NVD.
Each record links to its CVE page and to the original advisory (Wordfence, Patchstack or WPScan) where there is one. We only list a CVE here when its references or its advisory name this exact plugin, so a few real issues may be missing; none should be about a different plugin. Spot an error? Email Daniel.

Badge for your site or docs (states facts with a date, not a verdict):

<a href="https://laskyr.com/plugins/ultimate-maps-by-supsystic"><img src="https://laskyr.com/plugins/ultimate-maps-by-supsystic/badge.svg" alt="Ultimate Maps by Supsystic vulnerability status"></a>

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Is Ultimate Maps by Supsystic safe? Known vulnerabilities and latest version

No known unpatched vulnerabilities in the latest version (1.6.5)

What to do

Check your version

Known vulnerabilities

Missing authorization check in Ultimate Maps by Supsystic (1.5.5 and older)

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (1.5.5 and older)

Missing authorization check in Ultimate Maps by Supsystic (1.5.3 and older)

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.5.0)

PHP object injection in Ultimate Maps by Supsystic (older than 1.5.0)

Missing authorization check in Ultimate Maps by Supsystic (older than 1.5.0)

Cross-site request forgery (CSRF) in Ultimate Maps by Supsystic (1.2.16 and older)

Cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.2.16)

Reflected cross-site scripting (XSS) in Ultimate Maps by Supsystic (older than 1.2.5)

Recent activity

Get an email when Ultimate Maps by Supsystic has a new vulnerability

Browse vulnerabilities

Where this data comes from