CVE-2026-75418 Path traversal in n/a
An attacker can read arbitrary files via path traversal in Lektor's development server, exposing sensitive system and configuration data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-75418?
CVE-2026-75418 is a high-severity path traversal vulnerability in n/a, published on 27 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-22
Which versions are affected by CVE-2026-75418?
How do I fix CVE-2026-75418?
No fix has been published for CVE-2026-75418 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2026-75418 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-75418 exists.
Sources
Also known as GHSA-hxm6-p6gf-5748.