CVE-2009-4412

Severity: medium (CVSS 6.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-12-24 · updated 2026-06-16

Description

Unrestricted file upload vulnerability in Serendipity before 1.5 allows remote authenticated users to execute arbitrary code by uploading a file with an executable extension followed by a safe extension, then accessing it via a direct request to the file in an unspecified directory. NOTE: some of these details are obtained from third party information.

Affected products

s9y Serendipity: through 1.5; 0.3, 0.4, 0.5, 0.5-pl1, 0.6, 0.6-pl3 (+27)

References

http://blog.s9y.org/archives/211-Serendipity-1.5-released.html
http://osvdb.org/61245
http://secunia.com/advisories/37830
http://www.openwall.com/lists/oss-security/2009/12/21/1
http://www.vupen.com/english/advisories/2009/3626
https://exchange.xforce.ibmcloud.com/vulnerabilities/54985
http://blog.s9y.org/archives/211-Serendipity-1.5-released.html
http://osvdb.org/61245
http://secunia.com/advisories/37830
http://www.openwall.com/lists/oss-security/2009/12/21/1
http://www.vupen.com/english/advisories/2009/3626
https://exchange.xforce.ibmcloud.com/vulnerabilities/54985

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