Логотип exploitDog
Консоль
Логотип exploitDog

exploitDog

nvd логотип

CVE-2026-40611

Опубликовано: 21 апр. 2026
Источник: nvd
CVSS3: 8.8
EPSS Низкий

Описание

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.

EPSS

Процентиль: 26%
0.0034
Низкий

8.8 High

CVSS3

Дефекты

CWE-22
CWE-22

Связанные уязвимости

CVSS3: 8.8
ubuntu
4 месяца назад

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.

CVSS3: 8.8
redhat
4 месяца назад

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.

CVSS3: 8.8
debian
4 месяца назад

Let's Encrypt client and ACME library written in Go (Lego). Prior to 4 ...

CVSS3: 8.8
github
4 месяца назад

ACME Lego: Arbitrary File Write via Path Traversal in Webroot HTTP-01 Provider

EPSS

Процентиль: 26%
0.0034
Низкий

8.8 High

CVSS3

Дефекты

CWE-22
CWE-22