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May 21, 2026 · #63
Episode 63
Security Brief Daily | 21 May 2026
In This Episode
On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in zero-day attacks. The first one, tracked as CVE-2026-41091 , is a privilege escalation security flaw affecting Microsoft Malware Protection Engine...
Threat actors brute-forced VPN credentials and bypassed multi-factor authentication (MFA) on SonicWall Gen6 SSL-VPN appliances to deploy tools used in ransomware attacks. During the intrusions, the hacker took between 30 and 60 minutes to log in, do network reconnaissance,...
Drupal has released security updates for a "highly critical" security vulnerability in Drupal Core that could be exploited by attackers to achieve remote code execution, privilege escalation, or information disclosure. The vulnerability, now tracked as CVE-2026-9082, carries...
Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants access to protected drives. The security flaw was disclosed last week by an anonymous security researcher known as 'Nightmare Eclipse,' who described it...
GitHub says the hackers who breached 3,800 internal repositories gained access via a malicious version of the Nx Console VS Code extension, compromised in last week's TanStack npm supply-chain attack . This attack is attributed to the TeamPCP threat group and began with the...
Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE-2026-45585, carries a CVSS score of 6.8. It has been described as a BitLocker security feature...
Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case of improper privilege management that could permit an unprivileged local...
GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poisoned version of the Nx Console Microsoft Visual Studio Code (VS Code) extension. The development comes as the Nx team...
Security Brief Daily is an AI-generated cybersecurity news podcast. Always verify critical information with primary sources.
View all episodes
By Security Brief DailyEpisode 63
Security Brief Daily | 21 May 2026
In This Episode
On Wednesday, Microsoft started rolling out security patches for two Defender vulnerabilities that have been exploited in zero-day attacks. The first one, tracked as CVE-2026-41091 , is a privilege escalation security flaw affecting Microsoft Malware Protection Engine...
Threat actors brute-forced VPN credentials and bypassed multi-factor authentication (MFA) on SonicWall Gen6 SSL-VPN appliances to deploy tools used in ransomware attacks. During the intrusions, the hacker took between 30 and 60 minutes to log in, do network reconnaissance,...
Drupal has released security updates for a "highly critical" security vulnerability in Drupal Core that could be exploited by attackers to achieve remote code execution, privilege escalation, or information disclosure. The vulnerability, now tracked as CVE-2026-9082, carries...
Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants access to protected drives. The security flaw was disclosed last week by an anonymous security researcher known as 'Nightmare Eclipse,' who described it...
GitHub says the hackers who breached 3,800 internal repositories gained access via a malicious version of the Nx Console VS Code extension, compromised in last week's TanStack npm supply-chain attack . This attack is attributed to the TeamPCP threat group and began with the...
Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE-2026-45585, carries a CVSS score of 6.8. It has been described as a BitLocker security feature...
Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked as CVE-2026-46333 (CVSS score: 5.5), is a case of improper privilege management that could permit an unprivileged local...
GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poisoned version of the Nx Console Microsoft Visual Studio Code (VS Code) extension. The development comes as the Nx team...
Security Brief Daily is an AI-generated cybersecurity news podcast. Always verify critical information with primary sources.