MajorDoMo (aka Major Domestic Module) before 0662e5e allows command execution via thumb.php shell metacharacters.

published 2023-12-15 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-55648

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 36.9%; EPSS 36.9% chance of exploitation in 30 days, percentile 98%
public exploits: 1; Metasploit, plus a Nuclei check

MajorDoMo (aka Major Domestic Module) before 0662e5e allows command execution via thumb.php shell metacharacters. NOTE: this is unrelated to the Majordomo mailing-list manager.

Patch / fix

fixed in 1 links 2

mjdm majordomo 2023-11-15

github.com/sergejey/majordomo@0662e5e commit
github.com/sergejey/majordomo@3ec3ffb commit

Timeline

2023-12-15 Published
2023-12-15 First public exploit (Metasploit exploit/linux/http/majordomo_cmd_inject_cve_2023_50917)

Exploit prediction

36.87% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Metasploit exploit/linux/http/majordomo_cmd_inject_cve_2023_50917 MajorDoMo Command Injection metasploit exploit, excellent rank, 2023-12-15
Nuclei template MajorDoMo thumb.php - OS Command Injection nuclei detection template

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

Sources

CVE List CVE-2023-50917
NVD CVE-2023-50917

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