Priority MEDIUM 60
A stored cross-site scripting (XSS) vulnerability in Simple Machines Forum v2.1.6 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Forum Name parameter.
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00251 · Published 2025-12-18 · No fix listed CWE-20
Priority MEDIUM 57
A vulnerability has been found in SimpleMachines SMF 2.1.4 and classified as problematic.
CVSS 4.0MEDIUM 5.3· Network · Low privileges · No interaction · EPSS 0.00484 · Published 2024-08-03 · No fix listed CWE-99
Priority MEDIUM 57
A vulnerability, which was classified as critical, was found in SimpleMachines SMF 2.1.4.
CVSS 4.0MEDIUM 5.3· Network · Low privileges · No interaction · EPSS 0.00442 · Published 2024-08-03 · No fix listed CWE-99
Priority MEDIUM 56
A vulnerability was found in SimpleMachines SMF 2.1.4.
CVSS 4.0MEDIUM 5.1· Network · Low privileges · User interaction · EPSS 0.00422 · Published 2025-03-21 · No fix listed CWE-79
Priority MEDIUM 56
A vulnerability was found in SimpleMachines SMF 2.1.4 and classified as problematic.
CVSS 4.0MEDIUM 5.1· Network · Low privileges · User interaction · EPSS 0.00406 · Published 2025-03-21 · No fix listed CWE-79
Priority MEDIUM 45
Packages.php in Simple Machines Forum (SMF) 2.1 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the themechanges array parameter.
CVSS 3.0CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01566 · Published 2017-02-09 · No fix listed CWE-94
Priority MEDIUM 45
Simple Machines Forum (SMF) 2.0.4 allows local file inclusion, with resultant remote code execution, in install.php via ../ directory traversal in the db_type parameter if install.php remains present after installation.
CVSS 3.0HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.04006 · Published 2019-03-07 · No fix listed CWE-22
Priority MEDIUM 44
The MessageSearch2 function in PersonalMessage.php in Simple Machines Forum (SMF) before 2.0.15 does not properly use the possible_users variable in a query, which might allow attackers to bypass intended access restrict…
CVSS 3.0CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01143 · Published 2018-04-24 · No fix listed
Priority MEDIUM 43
SimpleMachinesForum 2.1.1 and earlier allows remote authenticated administrators to execute arbitrary code by inserting a vulnerable php code because the themes can be modified by an administrator.
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.09186 · Published 2022-04-05 · No fix listed CWE-94
Priority MEDIUM 41
LogInOut.php in Simple Machines Forum (SMF) 2.1 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via vectors related to variables derived from user input in a foreach loop.
CVSS 3.0HIGH 8.8· Network · No auth · User interaction · EPSS 0.01527 · Published 2017-02-09 · No fix listed CWE-94
Priority LOW 39
Simple Machines Forum (SMF) 2.0.4 allows PHP Code Injection via the index.php?action=admin;area=languages;sa=editlang dictionary parameter.
CVSS 3.0HIGH 8.1· Network · No auth · No interaction · EPSS 0.0168 · Published 2019-03-07 · No fix listed CWE-94
Priority LOW 36
Simple Machines Forum (SMF) 2.0.6, 1.1.19, and earlier allows remote attackers to impersonate arbitrary users via a Unicode homoglyph character in a username.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.01527 · Published 2014-04-29 · No fix listed CWE-20
Priority LOW 36
Simple Machines Forum (SMF) before 1.1.19 and 2.x before 2.0.6 allows remote attackers to impersonate arbitrary users via multiple space characters characters.
CVSS 2.0HIGH 7.5· Network · No auth · Interaction — · EPSS 0.01527 · Published 2014-04-29 · No fix listed CWE-20
Priority LOW 35
There is a file disclosure vulnerability in SMF (Simple Machines Forum) affecting versions through v2.0.3.
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.01732 · Published 2020-01-15 · No fix listed CWE-312
Priority LOW 31
An issue was discovered in Simple Machines Forum (SMF) before 2.0.16.
CVSS 3.1MEDIUM 6.5· Network · No auth · User interaction · EPSS 0.01304 · Published 2020-01-22 · No fix listed
Priority LOW 29
Simple Machines Forum (SMF) 2.0.4 allows XSS via the index.php?action=pm;sa=settings;save sa parameter.
CVSS 3.0MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00848 · Published 2019-03-07 · No fix listed CWE-79
Priority LOW 29
Simple Machines Forum (SMF) through 2.0.5 has XSS
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00986 · Published 2020-02-12 · No fix listed CWE-79
Priority LOW 29
File Disclosure in SMF (SimpleMachines Forum) <= 2.0.3: Forum admin can read files such as the database config.
CVSS 3.1MEDIUM 4.9· Network · High privileges · No interaction · EPSS 0.0376 · Published 2020-02-07 · No fix listed CWE-200
Priority LOW 26
Unrestricted file upload vulnerability in the avatar upload functionality in Simple Machines Forum before 2.0.6 and 2.1 allows remote authenticated users to execute arbitrary code by uploading a file with an executable e…
CVSS 2.0MEDIUM 4.6· Network · Low privileges · Interaction — · EPSS 0.02376 · Published 2013-10-25 · No fix listed
Priority LOW 22
Simple Machines Forum (SMF) before 1.1.19 and 2.x before 2.0.6 allows remote attackers to conduct clickjacking attacks via an X-Frame-Options header.
CVSS 2.0MEDIUM 4.3· Network · No auth · Interaction — · EPSS 0.0118 · Published 2014-04-29 · No fix listed CWE-20