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CVE-2026-40611 Let's Encrypt client and ACME library written in Go (Lego)
Description
Let's Encrypt client and ACME library written in Go (Lego). Prior to 4.34.0, the webroot HTTP-01 challenge provider in lego is vulnerable to arbitrary file write and deletion via path traversal. A malicious ACME server can supply a crafted challenge token containing ../ sequences, causing lego to write attacker-influenced content to any path writable by the lego process. This vulnerability is fixed in 4.34.0.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| lego 4.34 | premières → < 4.34.0 | 4.34.0 |
| Red Hat OpenShift Dev Spaces 3.28 1779786779 | premières → < 1779786779 | 1779786779 |
Références
- github.com github.com
Chronologie
- Publiée
- Dernière modification