{"id":"CVE-2009-4412","aliases":["EUVD-2009-4379","GHSA-8cfv-9qv6-xqgf"],"status":"published","title":"Unrestricted file upload vulnerability in Serendipity before 1.5 allows remote authenticated...","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.","severity":{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01852,"percentile":0.79292,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2009-12-24T16:00:00Z","modified":"2026-06-16T23:13:37Z","products":[{"vendor":"s9y","product":"serendipity"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2009/12/21/1","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://osvdb.org/61245","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/54985","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.vupen.com/english/advisories/2009/3626","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/37830","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://blog.s9y.org/archives/211-Serendipity-1.5-released.html","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4412"},{"url":"https://github.com/advisories/GHSA-8cfv-9qv6-xqgf"}],"sources":{"cve":[{"id":"CVE-2009-4412","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.","status":"published","published":"2009-12-24T16:00:00Z","modified":"2024-08-07T07:01:20.415Z","updated_at":"2026-11-02T14:33:24.782697Z"}],"euvd":[{"id":"EUVD-2009-4379","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.","status":"published","published":"2009-12-24T16:00:00Z","modified":"2024-08-07T07:01:20Z","updated_at":"2026-11-03T01:39:10.134983Z"}],"ghsa":[{"id":"GHSA-8cfv-9qv6-xqgf","title":"Unrestricted file upload vulnerability in Serendipity before 1.5 allows remote authenticated...","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.","status":"published","published":"2022-05-02T03:54:28Z","modified":"2023-01-31T05:08:13Z","updated_at":"2026-11-02T14:49:21.399059Z"}],"nvd":[{"id":"CVE-2009-4412","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.","status":"published","published":"2009-12-24T16:30:00.36Z","modified":"2026-06-16T23:13:37.08Z","cvss":[{"version":"2.0","score":6,"vector":"AV:N/AC:M/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:38.33745Z"}]}}