A critical vulnerability in the Telemessage SGNL messaging platform is being actively exploited by attackers, posing significant security risks to users. The flaw allows unauthorized access to sensitive data, urging users to update their systems and take precautionary measures immediately. Cybersecurity experts are warning about the potential for widespread abuse of this vulnerability if not addressed promptly.

A critical vulnerability known as "Happy Dom" has been identified, affecting various systems and applications due to improper handling of user input. Exploitation of this vulnerability could lead to unauthorized access and data breaches, prompting urgent updates and patches from developers to secure affected systems.

A critical vulnerability has been identified in the MCP server that could allow attackers to execute arbitrary code. The flaw poses serious security risks, and users are urged to apply patches and updates to protect their systems from potential exploitation. Cybersecurity experts are advising immediate action to mitigate the risks associated with this vulnerability.

Technical details of a high-severity flaw in Cisco IOS XE WLC, identified as CVE-2025-20188, have been released, allowing potential exploitation by attackers. The vulnerability stems from a hard-coded JWT that enables unauthenticated file uploads and command execution on affected devices. Users are urged to upgrade to patched versions or disable the vulnerable feature immediately to mitigate risks.

A critical vulnerability in the OttoKit WordPress plugin is being exploited by attackers to gain administrative access to affected sites. Site administrators are urged to update to version 1.0.83, which patches both this and a previously reported vulnerability. Security firm Defiant has provided indicators of compromise to help identify signs of exploitation.