CVE-2026-8407

Missing authorization in the PAM module in Devolutions Server allows an authenticated user with a PAM license but no additional permissions to obtain OTP secret keys and recovery codes via crafted requests to PAM API endpoints. This issue affects the following versions : Devolutions Server...

CVE-2026-8407

CVE-2026-8407 affects Devolutions Server where the PAM module’s authorization is missing. An authenticated user with a PAM license but no additional permissions can craft requests to PAM API endpoints to retrieve OTP secret keys and recovery codes. Impacted versions include Devolutions Server 202...

CVE-2026-43916 pam_authnft: Heap buffer overflow in NETLINK_SOCK_DIAG reply walker

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

EUVD-2026-29474

pamauthnft is a PAM session module binding nftables firewall rules to authenticated sessions via cgroupv2 inodes. Prior to 0.2.0-alpha, a heap buffer over-read in peerlookuptcp src/peerlookup.c:134, prior to the fix allowed a crafted NETLINKSOCKDIAG reply to slip past the message-size check, then...

PT-2026-40107

Missing authorization in the PAM module in Devolutions Server allows an authenticated user with a PAM license but no additional permissions to obtain OTP secret keys and recovery codes via crafted requests to PAM API endpoints. This issue affects the following versions : Devolutions Server...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

RHEL 9 : nginx (RHSA-2026:15942)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:15942 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

RHEL 9 : nginx (RHSA-2026:14836)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:14836 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

Important: Red Hat Security Advisory: nginx security update

An update for nginx is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

NGINX: NGINX: Denial of Service via undisclosed requests when ngx_mail_auth_http_module is enabled

A flaw was found in NGINX, specifically within the ngxmailauthhttpmodule. When this module is enabled, and CRAM-MD5 or APOP authentication is active with an authentication server that permits retries, undisclosed requests can cause NGINX worker processes to terminate. This can lead to a Denial of...

Quasar Linux (QLNX) – A Silent Foothold in the Supply Chain: Inside a Full-Featured Linux RAT With Rootkit, PAM Backdoor, Credential Harvesting Capabilities

TrendAI™ Research breaks down Quasar Linux QLNX, a previously undocumented sophisticated Linux RAT with low detection rates. In this blog, we examine a full-featured Linux threat incorporating a rootkit, a PAM backdoor, credential harvesting, and more, revealing how this malware enables stealthy...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the crypto authencesn module failing to save the high sequence bits in dst when decrypting out-of-place,...

CVE-2026-40687

In Exim before 4.99.2, when the SPA authentication driver is used with an adversarial SPA resource, there can be an out-of-bounds write that crashes the connection instance, or erroneous data processing that divulges data from uninitialized heap memory...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : nginx vulnerabilities (USN-8210-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8210-1 advisory. It was discovered that the nginx ngxmailauthhttpmodule module incorrectly handled certain requests. An attacker could possibly use th...

MiracleLinux 9 : nginx:1.26 (AXSA:2026-457:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-457:01 advisory. nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files CVE-2026-32647 NGINX: NGINX: Denial of Service or file modification...