Vuln Signal Radar
public-safe defensive signal
CRITICALpublic-safe

CVE-2026-55579

NVD: Pheditor is a single-file editor and file manager written in PHP. NVD: From version 2.0.1 to before version 2.0.6, Pheditor ships with a hardcoded default password admin (SHA-512 hash stored at pheditor.php:11). NVD: There is no mechanism to force a password change on first login.

CVSS
9.8
Severity
CRITICAL
EPSS
0.0060 (45)
KEV
-

Source-published summary

NVD: Pheditor is a single-file editor and file manager written in PHP. NVD: From version 2.0.1 to before version 2.0.6, Pheditor ships with a hardcoded default password admin (SHA-512 hash stored at pheditor.php:11). NVD: There is no mechanism to force a password change on first login.

Possible impact

Source describes code execution review. Possible impact: An attacker may be able to run code or commands on affected systems.

Affected context

Affected product or version requires source confirmation.

Remediation / advisory

Patch confirmed by source text; fixed version context: version.

Why it matters

Source describes code execution review. Possible impact: An attacker may be able to run code or commands on affected systems.; CVSS 9.8 (CRITICAL); EPSS percentile 45; not listed in KEV; Patch confirmed by source text; fixed version context: version; sources: NVD, OSV.

What to verify

Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.

Exposure hint

exposure unknown

Impact tags

code execution review

Urgency reasons

CVSS CRITICALvendor advisory presentrecent updateremediation reference present

Source-derived note

Summary derived from NVD / OSV description; unsafe procedural detail is not shown.

Redaction metadata

source summary used
True
fallback summary used
False
unsafe procedural detail present
false
raw source displayed
false
public summary redacted
true

Remediation handoff

Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.

Safety note

This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.

Official references