CVE-2026-123025

An OS Command Injection vulnerability was discovered in the Google Cloud DNS validation module of the OPNsense os-acme-client plugin through 4.17. The DnsGcloud::prepare method decodes the dnsgcloudkey model field and directly interpolates the string fields gcloudaccount and gcloudproject into a...

EUVD-2026-117385

An OS Command Injection vulnerability was discovered in the Google Cloud DNS validation module of the OPNsense os-acme-client plugin through 4.17. The DnsGcloud::prepare method decodes the dnsgcloudkey model field and directly interpolates the string fields gcloudaccount and gcloudproject into a...

CVE-2026-123025

An OS Command Injection vulnerability was discovered in the Google Cloud DNS validation module of the OPNsense os-acme-client plugin through 4.17. The DnsGcloud::prepare method decodes the dnsgcloudkey model field and directly interpolates the string fields gcloudaccount and gcloudproject into a...

CVE-2026-123025

An OS Command Injection vulnerability exists in the Google Cloud DNS validation module of the OPNsense os-acme-client plugin (versions through 4.17). The root cause is the DnsGcloud::prepare() method, which decodes the dns_gcloud_key model field and interpolates the gcloud_account and gcloud_proj...

[SECURITY] Fedora 44 Update: lego-5.4.0-1.fc44

Let's Encrypt/ACME client written in Go...

[SECURITY] Fedora 43 Update: lego-5.4.0-1.fc43

Let's Encrypt/ACME client written in Go...

Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

SummaryThe ACME client used to issue certificates from Let's Encrypt / Google Public CA / private ACME CAs connects to an acmeurl, then issues requests to URLs that the ACME server returns in its directory/order/authorization/finalize responses - this is the classic ACME-client SSRF RFC 8555...

PYSEC-2026-3680 Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Summary The ACME client used to issue certificates from Let's Encrypt / Google Public CA / private ACME CAs connects to an acmeurl, then issues requests to URLs that the ACME server returns in its directory/order/authorization/finalize responses - this is the classic ACME-client SSRF RFC 8555...

Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Summary The ACME client used to issue certificates from Let's Encrypt / Google Public CA / private ACME CAs connects to an acmeurl, then issues requests to URLs that the ACME server returns in its directory/order/authorization/finalize responses - this is the classic ACME-client SSRF RFC 8555...

GHSA-XPMJ-WJCP-6PWW Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Summary The ACME client used to issue certificates from Let's Encrypt / Google Public CA / private ACME CAs connects to an acmeurl, then issues requests to URLs that the ACME server returns in its directory/order/authorization/finalize responses - this is the classic ACME-client SSRF RFC 8555...

Server-side Request Forgery (SSRF)

Overview lemur is a Certificate management and orchestration service Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the ACME client following server-controlled URLs in acmehandlers.py. A malicious or compromised ACME server can embed arbitrary internal UR...

CVE-2026-70666 Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Lemur manages TLS certificate creation. Prior to 1.9.3, an authority-role member could update acmeurl through PUT /api/1/authorities/ without revalidation and direct setupacmeclientnoretry to an attacker-controlled ACME server. ACME directory and order responses contain newNonce, newOrder,...

CVE-2026-70666 Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Lemur manages TLS certificate creation. Prior to 1.9.3, an authority-role member could update acmeurl through PUT /api/1/authorities/ without revalidation and direct setupacmeclientnoretry to an attacker-controlled ACME server. ACME directory and order responses contain newNonce, newOrder,...

CVE-2026-70666 Lemur: Server-Side Request Forgery via the ACME client following server-controlled URLs

Lemur manages TLS certificate creation. Prior to 1.9.3, an authority-role member could update acmeurl through PUT /api/1/authorities/ without revalidation and direct setupacmeclientnoretry to an attacker-controlled ACME server. ACME directory and order responses contain newNonce, newOrder,...

CVE-2026-70666

CVE-2026-70666 is a Server-Side Request Forgery (SSRF) in Lemur (Netflix's TLS certificate manager), rated CVSS 7.4 HIGH . Two defects combine: the acme_url allowlist is validated only at authority creation, not on the PUT /api/1/authorities/ update path, and the ACME client follows server-suppli...

[SECURITY] Fedora 44 Update: lego-5.3.1-2.fc44

Let's Encrypt/ACME client written in Go...

CVE-2025-54799

Let's Encrypt client and ACME library written in Go Lego. In versions 4.25.1 and below, the github.com/go-acme/lego/v4/acme/api package thus the lego library and the lego cli as well don't enforce HTTPS when talking to CAs as an ACME client. Unlike the http-01 challenge which solves an ACME...

DEBIAN-CVE-2025-54799

Let's Encrypt client and ACME library written in Go Lego. In versions 4.25.1 and below, the github.com/go-acme/lego/v4/acme/api package thus the lego library and the lego cli as well don't enforce HTTPS when talking to CAs as an ACME client. Unlike the http-01 challenge which solves an ACME...

Cleartext Transmission of Sensitive Information

Overview Affected versions of this package are vulnerable to Cleartext Transmission of Sensitive Information due to the lack of HTTPS enforcement for the ACME client. An attacker can intercept sensitive information by capturing unencrypted network traffic if the library user accidentally inputs a...

Cleartext Transmission of Sensitive Information

Overview Affected versions of this package are vulnerable to Cleartext Transmission of Sensitive Information due to the lack of HTTPS enforcement for the ACME client. An attacker can intercept sensitive information by capturing unencrypted network traffic if the library user accidentally inputs a...