High severity8.8NVD Advisory· Published Jul 31, 2018· Updated Jun 17, 2026
CVE-2018-12940
CVE-2018-12940
Description
Unrestricted file upload vulnerability in "op/op.UploadChunks.php" in SeedDMS (formerly LetoDMS and MyDMS) before 5.1.8 allows remote attackers to execute arbitrary code by uploading a file with an executable extension specified by the "qqfile" parameter. This allows an authenticated attacker to upload a malicious file containing PHP code to execute operating system commands to the web root of the application.
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Affected products
1Patches
Vulnerability mechanics
References
2- sourceforge.net/p/seeddms/code/ci/seeddms-5.1.x/tree/CHANGELOGnvdThird Party Advisory
- www.contextis.com/resources/advisories/cve-2018-12940nvdThird Party Advisory
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