VulnHub

Recent reports from BleepingComputer indicate that attackers are exploiting significant vulnerabilities in SolarWinds Web Help Desk, identified as CVE-2025-40551 and CVE-2026-26399. These flaws have been under active exploitation since mid-January, allowing intruders to deploy legitimate tools for unauthorized activities within affected systems. Organizations using SolarWinds Web Help Desk could be at risk, as these vulnerabilities could facilitate broader attacks or data breaches. It is crucial for companies to assess their systems for these vulnerabilities and apply necessary updates or patches to safeguard against potential intrusions. The ongoing exploitation of these flaws underscores the need for vigilance in maintaining software security.

The European Commission recently experienced a cyberattack that took advantage of two critical zero-day vulnerabilities in Ivanti Endpoint Manager Mobile (EPMM) software, identified as CVE-2026-1281 and CVE-2026-1340. These vulnerabilities allowed attackers to potentially compromise sensitive information and systems within the Commission. As a key institution in the EU, any breach could have significant implications for data security and operational integrity. The exploitation of these flaws underscores the urgent need for organizations using Ivanti EPMM to assess their security measures and apply necessary updates promptly. This incident serves as a reminder of the ongoing risks associated with unpatched software vulnerabilities.

A newly discovered vulnerability, identified as CVE-2026-1731, poses a serious risk to users of BeyondTrust software. This flaw allows for remote code execution without the need for user interaction, meaning that attackers could exploit it through relatively straightforward methods. Organizations using BeyondTrust products should take this threat seriously as it could lead to unauthorized access and control over their systems. Timely patching is crucial to mitigate the risks associated with this vulnerability, especially since it can be exploited before any authentication takes place. Users are advised to check for updates and apply any available patches immediately to protect their systems from potential attacks.

In February 2026, a significant security update was released that addressed 59 Common Vulnerabilities and Exposures (CVEs), including six zero-day vulnerabilities. These vulnerabilities could allow attackers to gain unauthorized access or execute malicious code on affected systems. Various products from multiple vendors are impacted, which means a wide range of users, including businesses and individual consumers, could be at risk. The presence of zero-day vulnerabilities indicates that attackers could exploit these weaknesses before users have the chance to apply the necessary patches. Companies and users are urged to update their systems promptly to mitigate potential risks associated with these vulnerabilities. Ignoring these updates could expose them to serious security breaches.

BeyondTrust has addressed a serious remote code execution vulnerability, identified as CVE-2026-1731, which affects its Remote Support (RS) and Privileged Remote Access (PRA) solutions. This vulnerability can be exploited without authentication, making it particularly dangerous for self-hosted customers. BeyondTrust is urging users to apply the patch immediately to protect their systems. Unlike a previous zero-day vulnerability exploited by threat actors linked to China, this issue was discovered by a security researcher and disclosed privately. The prompt action by BeyondTrust highlights the necessity for timely vulnerability management in remote access tools, which are critical for many organizations.

The Cybersecurity & Infrastructure Security Agency (CISA) has issued a warning regarding a serious vulnerability, identified as CVE-2026-24423, in SmarterMail. This flaw allows for unauthenticated remote code execution (RCE), which means attackers could potentially take control of affected systems without needing any prior authentication. This vulnerability has already been leveraged in ransomware attacks, posing significant risks to users and organizations running SmarterMail. Users are urged to take immediate action to secure their systems, as the flaw could lead to severe data breaches and operational disruptions. The urgency of this warning stems from the active exploitation of the flaw in the wild, highlighting the need for prompt remediation.

Hackers have been exploiting a serious vulnerability in the React Native CLI, identified as CVE-2025-11953, to execute remote commands and deploy stealthy Rust-based malware. This flaw arises from the React Native CLI's Metro server, which, by default, binds to external interfaces, making it susceptible to unauthorized access. This exploitation occurred weeks before the vulnerability was publicly disclosed, indicating that attackers are actively targeting this weakness. Users of React Native should be particularly vigilant, as the impact could extend to various applications built on this framework. Prompt action is necessary to secure affected systems and prevent further malicious activities.

A serious security vulnerability, identified as CVE-2025-11953 and nicknamed Metro4Shell, has been discovered in the Metro Development Server, which is part of the '@react-native-community/cli' npm package. This flaw, rated 9.8 on the CVSS scale, allows remote attackers to execute arbitrary code without authentication. Researchers from VulnCheck first detected active exploitation of this vulnerability on December 21, 2025. This poses a significant risk for developers and organizations using this package, as it could lead to unauthorized control over their systems. Users of the affected npm package need to take immediate action to protect their applications.

Ukraine's Computer Emergency Response Team (CERT) has reported that Russian hackers are taking advantage of a newly patched vulnerability in Microsoft Office, identified as CVE-2026-21509. This flaw affects multiple versions of the software, which could leave users open to various cyberattacks. The exploitation of this vulnerability is concerning, especially as Microsoft Office is widely used in both personal and professional settings. Users and organizations are urged to ensure that their systems are updated with the latest security patches to mitigate the risk of being targeted. The situation underscores the need for vigilance in maintaining software security, especially with ongoing geopolitical tensions.

Ivanti has reported two serious vulnerabilities in its Endpoint Manager Mobile (EPMM) software, identified as CVE-2026-1281 and CVE-2026-1340. These flaws allow remote code execution, meaning attackers could potentially take control of affected systems without needing physical access. The company warns that these vulnerabilities are currently being actively exploited, putting users at risk. Organizations using EPMM should prioritize applying the necessary security updates to safeguard their systems. Failure to address these vulnerabilities could lead to significant security breaches, affecting both the integrity of user data and the overall security posture of the organization.

SmarterTools has released patches for two vulnerabilities in its SmarterMail email software, one of which is classified as critical. This flaw, identified as CVE-2026-24423, has a CVSS score of 9.3 and could allow attackers to execute arbitrary code on systems running affected versions of SmarterMail. Users of SmarterMail versions prior to build 9511 are particularly at risk. It's crucial for organizations using this software to update immediately to protect against potential exploitation. The existence of such a high-severity vulnerability underscores the importance of regular software updates and vigilance in cybersecurity practices.

Ivanti has revealed two serious vulnerabilities in its Endpoint Manager Mobile (EPMM) software, identified as CVE-2026-1281 and CVE-2026-1340. These vulnerabilities are currently being exploited in zero-day attacks, meaning attackers have already taken advantage of them before any fix was made available. Organizations using EPMM are at risk, as these flaws could allow unauthorized access to sensitive mobile device management functions. The situation is urgent, as the vulnerabilities are actively being exploited in the wild, which could lead to data breaches or unauthorized control over managed devices. Users and companies are advised to monitor for updates and take immediate action to secure their systems.

Fortinet has issued patches for a serious vulnerability in its FortiOS software, identified as CVE-2026-24858, which has been actively exploited by attackers. This flaw allows unauthorized users to bypass Single Sign-On (SSO) authentication, posing a significant risk to organizations using affected systems. The vulnerability has a high CVSS score of 9.4, indicating its severity. It impacts several products, including FortiOS, FortiManager, and FortiAnalyzer. Companies utilizing these systems should prioritize applying the available patches to protect against potential breaches.

Researchers from JFrog Security Research have identified two significant vulnerabilities in the n8n workflow automation platform. The most critical issue, tracked as CVE-2026-1470, has a CVSS score of 9.9 and involves an eval injection vulnerability that allows authenticated users to execute arbitrary code remotely. This flaw poses a severe risk, as it could potentially enable attackers to manipulate the system and access sensitive data. Users of n8n should take immediate action to secure their installations, especially those who rely on this platform for workflow automation. Prompt updates and monitoring are essential to mitigate risks associated with these vulnerabilities.

Fortinet has addressed a significant vulnerability tracked as CVE-2026-24858, which could allow attackers to bypass authentication and gain unauthorized access to devices linked to other FortiCloud accounts. This flaw presents a serious risk, as it enables malicious actors to potentially control devices that should be secure. Users and organizations utilizing FortiCloud services are particularly affected, as their account security could be compromised. Fortinet's swift action to patch this vulnerability is crucial to prevent exploitation and protect users' sensitive data. Companies using Fortinet products should ensure they apply the latest updates to mitigate this risk effectively.