CVE-2026-35174CWE-22CWE-434CWE-73

Chyrp Lite has a Path Traversal to Remote Code Execution

Critical · published April 6, 2026

CVSS v3.1
9.1
EPSS
1%
Percentile
58.4
In the wild
Unconfirmed
What it is

Chyrp Lite is an ultra-lightweight blogging engine. Prior to 2026.01, a path traversal vulnerability exists in the administration console that allows an administrator or a user with Change Settings permission to change the uploads path to any folder. This vulnerability allows the user to download any file on the server, including config.json.php with database credentials and overwrite critical system files, leading to remote code execution. This vulnerability is fixed in 2026.01.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00870 · 58.4th percentile
Weaknesses
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'); CWE-434 · Unrestricted Upload of File with Dangerous Type; CWE-73 · External Control of File Name or Path
Published
2026-04-06T17:50Z
EPSS history
Timeline
  • 06 APR 17:50Z
    Chyrp Lite has a Path Traversal to Remote Code Execution
    cvelistv5