SeaCMS v6.61 allows Remote Code execution by placing PHP code in a movie picture address (aka v_pic) to /admin/admin_video.php (aka /ba…

published 2018-07-19 8y ago modified 2026-06-17 4mo ago also EUVD-2018-6338

cvss: 8.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits: 0; none known

SeaCMS v6.61 allows Remote Code execution by placing PHP code in a movie picture address (aka v_pic) to /admin/admin_video.php (aka /backend/admin_video.php). The code is executed by visiting /details/index.php. This can also be exploited through CSRF.

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Exploit prediction

0.89% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-94 Improper Control of Generation of Code
CWE-352 Cross-Site Request Forgery

References

hexo.imagemlt.xyz /post/seacms-backend-getshell/index.html
third-party-advisory

Sources

CVE List CVE-2018-14421
NVD CVE-2018-14421

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