VulnHub

Researchers have identified a severe vulnerability in the GNU InetUtils telnet daemon, known by its CVE identifier CVE-2026-32746. This flaw allows unauthenticated attackers to execute arbitrary code with root privileges through Telnet connections on port 23. With a CVSS score of 9.8, this vulnerability poses a significant risk to systems using the affected telnetd. The issue arises from an out-of-bounds write in the LINEMODE Set, which could be exploited easily by attackers. Organizations using this software need to take immediate action to secure their systems, as the implications of this flaw could lead to unauthorized access and control over critical infrastructure.

A serious SQL injection vulnerability (CVE-2026-2413) has been discovered in the Ally plugin for WordPress, which is currently used on over 400,000 websites. This flaw allows attackers to exploit the plugin without needing any authentication, potentially enabling them to access and steal sensitive data from affected sites. The vulnerability has a CVSS score of 7.5, indicating a high severity level. Security researchers at Acquia, including Drew Webber, identified this issue, raising concerns for site administrators who may not be aware of the risks. It's crucial for users of the Ally plugin to take immediate action to protect their sites from potential attacks.

In March 2026, a significant security update was released, addressing eight critical vulnerabilities among a total of 82 Common Vulnerabilities and Exposures (CVEs). Two of these vulnerabilities had been publicly disclosed before the patch, raising concerns about their potential exploitation. The vulnerabilities affect various products and systems, making it crucial for organizations and users to apply the updates promptly to safeguard their environments. The nature of these vulnerabilities could allow attackers to gain unauthorized access or disrupt services, emphasizing the need for vigilance in maintaining software security. Companies and IT departments should prioritize these patches to mitigate risks associated with these newly identified threats.

Cisco has confirmed that two vulnerabilities in the Catalyst SD-WAN Manager are currently being exploited by attackers. The first vulnerability, identified as CVE-2026-20122, has a CVSS score of 7.1 and allows authenticated remote users to overwrite files on the local file system. This could lead to significant disruptions and unauthorized access to sensitive data. Organizations using the Catalyst SD-WAN Manager should take immediate action to address these vulnerabilities, as they pose a serious risk to network security. It’s crucial for affected users to monitor their systems closely and apply any available patches as soon as possible.

Recent threat intelligence reports indicate that a single threat actor is behind the majority of attacks exploiting two critical vulnerabilities in Ivanti Endpoint Manager Mobile (EPMM), identified as CVE-2026-21962 and CVE-2026-24061. These vulnerabilities allow for remote code execution, posing significant risks to organizations using this mobile management solution. The findings suggest that companies using Ivanti's software need to be vigilant, as the attacks are actively occurring. The focus on a single actor highlights the need for targeted defenses against this specific threat. Organizations are encouraged to monitor for unusual activity and apply any available patches to mitigate potential exploitation.

A serious vulnerability has been identified in the WPvivid backup plugin, tracked as CVE-2026-1357, which has a high severity score of 9.8. This issue affects all versions of the plugin up to version 0.9.123, leaving many WordPress sites potentially at risk. The flaw allows attackers to execute remote code, which could lead to unauthorized access or control over affected systems. Users of the plugin are strongly advised to take immediate action to protect their sites. This vulnerability poses a significant threat, especially for those who have not updated their plugins recently.

Hackers have begun exploiting a serious vulnerability in BeyondTrust Remote Support known as CVE-2026-1731, which allows unauthenticated remote code execution. This flaw was identified and a proof of concept (PoC) was released just a day prior to the exploitation attempts, indicating a rapid response from malicious actors. Organizations using BeyondTrust Remote Support should be particularly vigilant, as this vulnerability poses significant risks, potentially allowing attackers to take control of affected systems. The quick exploitation of this flaw underscores the importance of timely patch management and security measures to protect sensitive data and systems from unauthorized access. Users are urged to monitor for updates and apply any patches as soon as they become available to mitigate risks.

Apple has addressed a serious zero-day vulnerability, identified as CVE-2026-20700, which was used in targeted attacks last year. This flaw, a memory corruption issue in the dyld component of Apple's operating systems, could allow attackers to execute arbitrary code on affected devices. Specifically, the vulnerability impacts versions of iOS prior to iOS 26 and was reportedly exploited in sophisticated attacks against select individuals. Users of these older versions should update their devices to protect against potential exploitation.

In February 2026, Microsoft addressed over 50 security vulnerabilities during its Patch Tuesday update, including six zero-day flaws that were actively exploited by attackers. Notably, three of these zero-days involve security feature bypasses. One of the vulnerabilities, identified as CVE-2026-21513, impacts the MSHTML/Trident browser engine used in Internet Explorer on Windows, while CVE-2026-21514 affects Microsoft Word. Attackers can exploit these vulnerabilities by tricking users into opening malicious files or links. As these security holes are actively being exploited, users and organizations must apply the updates promptly to protect their systems from potential breaches.

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.