Vulnerability Intelligence Report
Command injection via array-ish $command parameter of proc_open()
CVE-2024-1874
In PHP versions 8.1.* before 8.1.28, 8.2.* before 8.2.18, 8.3.* before 8.3.5, when using proc_open() command with array syntax, due to insufficient escaping, if the arguments of the executed command are controlled by a malicious user, the user can supply arguments that would execute arbitrary commands in Windows shell.
No Active Exploit Signals
CVSS Base Score
9.4
CRITICAL
Exploitability:3.9
Impact Score:5.5
EPSS Probability:32.57%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-116 ↗CWE-116 Improper Encoding or Escaping of Output
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| PHP Group | PHP | 8.1.* < 8.1.28 (affected), 8.2.* < 8.2.18 (affected), 8.3.* < 8.3.5 (affected) |
Threat Intelligence Signals
EPSS Score
32.568%
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | PHP Group · Vendor · USA |
| Reserved | 2024-02-25T04:39:00 |
| Published | 2024-04-29T03:57:35 |
| Patch Date | 2024-04-11 |
| Last Updated | 2025-11-04T18:22:36 |
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