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High severity8.8NVD Advisory· Published Dec 13, 2018· Updated Jun 17, 2026

CVE-2018-20129

CVE-2018-20129

Description

An issue was discovered in DedeCMS V5.7 SP2. uploads/include/dialog/select_images_post.php allows remote attackers to upload and execute arbitrary PHP code via a double extension and a modified ".php" substring, in conjunction with the image/jpeg content type, as demonstrated by the filename=1.jpg.p*hp value.

Affected products

3
  • Dedecms/Dedecmsinferred3 versions
    <= 5.7 SP2+ 2 more
    • (no CPE)range: <= 5.7 SP2
    • cpe:2.3:a:dedecms:dedecms:5.7:sp2:*:*:*:*:*:*
    • (no CPE)range: = V5.7 SP2

Patches

Vulnerability mechanics

References

1

News mentions

0

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