PT-2026-7491

A stack-use-after-return issue exists in the Arduino Core STM32 library prior to version 1.7.0. The pwm start function allocates a TIM HandleTypeDef structure on the stack and passes its address to HAL initialization routines, where it is stored in a global timer handle registry. After the functi...

Analysis of active exploitation of SolarWinds Web Help Desk

The Microsoft Defender Research Team observed a multi‑stage intrusion where threat actors exploited internet‑exposed SolarWinds Web Help Desk WHD instances to get an initial foothold and then laterally moved towards other high-value assets within the organization. However, we have not yet confirm...

Analysis of active exploitation of SolarWinds Web Help Desk

The Microsoft Defender Research Team observed a multi‑stage intrusion where threat actors exploited internet‑exposed SolarWinds Web Help Desk WHD instances to get an initial foothold and then laterally moved towards other high-value assets within the organization. However, we have not yet confirm...

CISA Adds Actively Exploited SolarWinds Web Help Desk RCE to KEV Catalog

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added a critical security flaw impacting SolarWinds Web Help Desk WHD to its Known Exploited Vulnerabilities KEV catalog, flagging it as actively exploited in attacks. The vulnerability, tracked as CVE-2025-40551 CVSS score...

VulnCheck KEV: CVE-2025-40551

SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication...

SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability

SolarWinds Web Help Desk contains a deserialization of untrusted data vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication...

Vulnerabilities fixed in SolarWinds Web Help Desk

SolarWinds has fixed vulnerabilities in SolarWinds Web Help Desk. The vulnerabilities include the ability for unauthenticated attackers to gain access to limited functionality within the system, the use of hard-coded credentials that could grant unauthorized access to administrative functions, an...

Exploit for CVE-2025-40554

CVE-2025-40554 Exploitation Suite A comprehensive security te...

jabsorb library of the Code Execution

The vulnerability of the jabsorb library in the AjaxProxy service of the SolarWinds IT-infrastructure management software’s Web Help Desk is related to deficiencies in the deserialization mechanism. Exploiting this vulnerability could allow an attacker to execute arbitrary code by sending a...

SolarWinds Web Help Desk < 2026.1 Multiple Vulnerabilities

The version of Solarwinds Web Help Desk installed on the remote host is prior to 2026.1. It is, therefore, affected by multiple vulnerabilities. - SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, whic...

Exploit for CVE-2025-40554

CVE-2025-40554 – SolarWinds Web Help Desk Auth Bypass PoC Pro...

CVE-2025-40552

SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that if exploited, would allow a malicious actor to execute actions and methods that should be protected by authentication...

CVE-2025-40554

SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that, if exploited, could allow an attacker to invoke specific actions within Web Help Desk...

CVE-2025-40537

SolarWinds Web Help Desk was found to be susceptible to a hardcoded credentials vulnerability that, under certain situations, could allow access to administrative functions...

CVE-2025-40553

SolarWinds Web Help Desk was found to be susceptible to an untrusted data deserialization vulnerability that could lead to remote code execution, which would allow an attacker to run commands on the host machine. This could be exploited without authentication...

CVE-2025-40536

SolarWinds Web Help Desk was found to be susceptible to a security control bypass vulnerability that if exploited, could allow an unauthenticated attacker to gain access to certain restricted functionality...

SolarWinds Fixes Four Critical Web Help Desk Flaws With Unauthenticated RCE and Auth Bypass

SolarWinds has released security updates to address multiple security vulnerabilities impacting SolarWinds Web Help Desk, including four critical vulnerabilities that could result in authentication bypass and remote code execution RCE. The list of vulnerabilities is as follows - CVE-2025-40536 CV...

SolarWinds IT infrastructure management software Web Help Desk Privilege Escalation

The vulnerability of SolarWinds IT infrastructure management software’s Web Help Desk component is related to a flaw in the data protection mechanism. Exploiting this vulnerability could allow an attacker to enhance their privileges remotely...

SolarWinds IT infrastructure management Security Bypass

The vulnerability of the SolarWinds IT infrastructure management software’s Web Help Desk component is related to deficiencies in authentication procedures. Exploiting this vulnerability allows a malicious actor to bypass security restrictions and execute arbitrary commands remotely...

SolarWinds IT infrastructure management software Web Help Desk Deserialization RCE

The vulnerability of SolarWinds IT infrastructure management software’s Web Help Desk component is related to deficiencies in the deserialization mechanism. Exploiting this vulnerability could allow a remote attacker to execute arbitrary code...