What is CVE-2019-10774?

CVE-2019-10774 is a critical-severity vulnerability in Php-Shellcommand Project, classified under OS Command Injection. CVSS score: 9.8/10. Published 2019-12-30.

How severe is CVE-2019-10774?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-10774 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Php-Shellcommand Project

CVE-2019-10774

php-shellcommand versions before 1.6.1 have a command injection vulnerability. Successful exploitation could lead to arbitrary code execution.

Vulnerability class: Command Injection (OS Command Injection)

Published 2019-12-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.046 (91.4th percentile), scored 2026-10-07.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000

Affected products

Php-Shellcommand Project
Php-Shellcommand — versions All versions prior to version 1.6.1

Weakness classification (CWE)

CWE-78 — OS Command Injection

Public proof-of-concept exploits

Kirill89/Kirill89

References

snyk.io/vuln/SNYK-PHP-MIKEHAERTLPHPSHELLCOMMAND-538426 (Exploit, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-10774?: CVE-2019-10774 is a critical-severity vulnerability in Php-Shellcommand Project, classified under OS Command Injection. CVSS score: 9.8/10. Published 2019-12-30.
How severe is CVE-2019-10774?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-10774 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.