Known Vulnerabilities for Getsimplecms by Get-simple

Listed below are 10 of the newest known vulnerabilities associated with "Getsimplecms" by "Get-simple".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-26351 json GetSimpleCMS Community Edition (CE) versions prior to 3.3.22 (3.3.16 tested) contains a stored cross-site scripting (XSS) vul... Not Provided 2026-02-24 2026-05-25
CVE-2023-46042 json An issue in GetSimpleCMS v.3.4.0a allows a remote attacker to execute arbitrary code via a crafted payload to the phpinfo(). 9.8 - CRITICAL 2023-10-19 2023-10-25
CVE-2023-46040 json Cross Site Scripting vulnerability in GetSimpleCMS v.3.4.0a allows a remote attacker to execute arbitrary code via the a craf... 5.4 - MEDIUM 2023-10-31 2023-11-08
CVE-2021-47870 json Not Provided 2026-01-21 2026-05-12
CVE-2021-36601 json GetSimpleCMS 3.3.16 contains a cross-site Scripting (XSS) vulnerability, where Function TSL does not filter check settings.ph... 6.1 - MEDIUM 2021-08-10 2021-08-19
CVE-2021-28977 json Cross Site Scripting vulnerability in GetSimpleCMS 3.3.16 in admin/upload.php by adding comments or jpg and other file header... 4.8 - MEDIUM 2021-06-23 2021-06-25
CVE-2021-28976 json Remote Code Execution vulnerability in GetSimpleCMS before 3.3.16 in admin/upload.php via phar filess. 7.2 - HIGH 2021-06-23 2021-06-28
CVE-2020-21353 json A stored cross site scripting (XSS) vulnerability in /admin/snippets.php of GetSimple CMS 3.4.0a allows attackers to execute ... 5.4 - MEDIUM 2021-08-06 2021-08-09
CVE-2020-20391 json Cross Site Scripting vulnerability in GetSimpleCMS 3.4.0a in admin/snippets.php via (1) Add Snippet and (2) Save snippets. 5.4 - MEDIUM 2021-06-23 2021-06-25
CVE-2020-20389 json Cross Site Scripting (XSS) vulnerability in GetSimpleCMS 3.4.0a in admin/edit.php. 4.8 - MEDIUM 2021-06-23 2021-06-25
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationGet-simpleGetsimplecms3.3.13
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