RCE in Pheditor
CVE-2026-48030
Pheditor is a single-file editor and file manager written in PHP. From version 2.0.1 to before version 2.0.4, an OS Command Injection vulnerability in the terminal action handler allows any authenticated user to execute arbitrary OS commands by injecting shell metacharacters into the 'dir' POST parameter, completely bypassing the TERMINAL_COMMANDS whitelist and achieving full Remote Code Execution with web server privileges. This issue has been patched in version 2.0.4.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.058 (92.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Pheditor — versions >= 2.0.1, < 2.0.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-48030?
- CVE-2026-48030 is a critical-severity vulnerability in Pheditor, classified under OS Command Injection. CVSS score: 9.9/10. Published 2026-07-27.
- How severe is CVE-2026-48030?
- Critical severity. CVSS v3 base score is 9.9 out of 10.
- Is CVE-2026-48030 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.