Medium severity · published Sep 3, 2026
CVE-2026-85309
WordPress Ultimate Maps by Supsystic plugin <= 1.5.3 - Broken Access Control vulnerability
5.3
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UM
Ultimate Maps by Supsystic · Supsystic
through 1.5.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-85309
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-85309
patchstack.com
https://patchstack.com/database/wordpress/plugin/ultimate-maps-by-supsystic/vulnerability/wordpress-ultimate-maps-by-supsystic-plugin-1-5-3-broken-access-control-vulnerability?_s_id=cve
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