CVE-2013-4465

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-10-25 · updated 2026-06-16

Description

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 extension, then accessing it via a direct request to the file in an unspecified directory.

Affected products

SimpleMachines Simple Machines Forum: through 2.0.5; 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5 (+41)

References

http://download.simplemachines.org/index.php?thanks%3Bfilename=smf_2-0-6_changelog.txt
http://www.openwall.com/lists/oss-security/2013/10/23/6
http://www.openwall.com/lists/oss-security/2013/10/25/3
http://www.securityfocus.com/bid/63275
https://github.com/SimpleMachines/SMF2.1/issues/701
http://download.simplemachines.org/index.php?thanks%3Bfilename=smf_2-0-6_changelog.txt
http://www.openwall.com/lists/oss-security/2013/10/23/6
http://www.openwall.com/lists/oss-security/2013/10/25/3
http://www.securityfocus.com/bid/63275
https://github.com/SimpleMachines/SMF2.1/issues/701

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