CVE-2026-55578
CVE-2026-55578
Pheditor is a single-file editor and file manager written in PHP. From version 2.0.1 to before version 2.0.6, the terminal feature in Pheditor uses an incomplete character blocklist to sanitize user-supplied commands before passing them to…
Vulnerability class: Command Injection (OS Command Injection)
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2026-55578?
- CVE-2026-55578 is a high-severity vulnerability, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-07-27.
- How severe is CVE-2026-55578?
- High severity. CVSS v3 base score is 8.8 out of 10.