CVE-2018-19420

creationtimestamp| type| source ---|---|--- 2026-09-01 20:02:11+00:00| seen| https://t.me/hackingAttack/29057 2026-09-01 20:02:15+00:00| seen| https://t.me/hackingAttack/27119 2026-09-01 20:02:15+00:00| seen| https://t.me/hackingAttack/27123 2026-09-01 20:02:17+00:00| seen|...

CVE-2018-19420

In GetSimpleCMS 3.3.15, admin/upload.php blocks .html uploads but there are several alternative cases in which HTML can be executed, such as a file with no extension or an unrecognized extension e.g., the test or test.asdf filename, because of admin/upload-uploadify.php, and validatesafefile in...