CVE-2026-75418

Description

A path traversal vulnerability exists in the built-in preview/development web server of Lektor <3.3.14 on Windows. An attacker with network access to the server can send a crafted HTTP request containing path traversal sequences to read arbitrary files accessible to the process, disclosing sensitive information such as system files and deployment configuration files containing credentials.

CVSS Vector

References

• https://github.com/TKar0/TKar0-CvePoc/tree/main/2026-CVE-POC/CVE-2026-75418
• https://github.com/lektor/lektor