app\admin\controller\sys\Uploads.php in lemocms 1.8.x allows users to upload files to upload executable files.

published 2020-11-18 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-18093

cvss: 7.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits: 0; none known

Exploit prediction

0.86% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

misakikata.com https://www.misakikata.com/codes/File%20Upload.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-434 Unrestricted Upload of File with Dangerous Type

References

misakikata.com /codes/File%20Upload.html
exploit, third-party-advisory

Sources

CVE List CVE-2020-25406
NVD CVE-2020-25406

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary