CISA Adds Two Exploited Microsoft Defender Zero-Days to KEV
May 21, 2026
Microsoft Defender is actively being exploited via two zero-days, CVE-2026-41091 and CVE-2026-45498, which CISA added to its KEV catalog on
Cybersecurity
CISA Adds Two Exploited Microsoft Defender Zero-Days to KEV
Microsoft Defender is actively being exploited via two zero-days, CVE-2026-41091 and CVE-2026-45498, which CISA added to its KEV catalog on May 20, 2026.
Ukraine IDs 18-Year-Old Who Stole 28,000 Accounts, $721K
Ukrainian cyberpolice and U.S. law enforcement identified an 18-year-old from Odesa behind 28,000 stolen accounts and $721,000 in fraudulent purchases.
SonicWall Gen6 MFA Bypass CVE-2024-12802 Left Open by Incomplete Patch
SonicWall's patch for CVE-2024-12802 needed a manual LDAP reconfiguration most admins skipped, leaving Gen6 VPN open to MFA bypass and ransomware access.
TeamPCP Claims Breach of 4,000 GitHub Private Repositories
The hacker group TeamPCP claims unauthorized access to ~4,000 GitHub private repositories and is demanding a $50,000 ransom for the stolen source code.
CVE-2026-45585: Windows Zero-Day Bypasses BitLocker
Microsoft disclosed CVE-2026-45585, a Windows zero-day that allows attackers with physical access to bypass BitLocker encryption without the decryption key.
CVE-2026-45829: Max-Severity Flaw Lets Attackers Hijack ChromaDB
CVE-2026-45829 is a maximum-severity pre-auth flaw in ChromaDB allowing server hijacking; about 73% of internet-exposed instances run a vulnerable version.
Microsoft Disrupts Fox Tempest Malware-Signing Service
Microsoft seized Fox Tempest's signspace.cloud domain and revoked over 1,000 fraudulent code-signing certificates used by ransomware groups and infostealers.
B1ack’s Stash Releases 4.6M Stolen Credit Cards Free
B1ack's Stash dark-web marketplace released 4.6 million stolen card records for free, with 4.3 million actionable, after resellers violated its terms.
Trapdoor Android Ad Fraud Scheme Generated 659M Fake Bids
HUMAN's Satori team disclosed Trapdoor, 455 malicious Android apps generating 659 million fake ad bids daily, with more than 24 million total downloads.
Nx Console VS Code Extension Poisoned to Steal 1Password, AWS Keys
Version 18.95.0 of the Nx Console VS Code extension was weaponized for 11 minutes to steal 1Password vaults, AWS credentials, and Claude Code secrets.
Ukraine IDs 18-Year-Old Who Stole 28,000 Accounts, $721K
May 21, 2026
Ukrainian cyberpolice and U.S. law enforcement identified an 18-year-old from Odesa behind 28,000 stolen accounts and $721,000 in fraudulent purchases.
SonicWall Gen6 MFA Bypass CVE-2024-12802 Left Open by Incomplete Patch
May 21, 2026
SonicWall’s patch for CVE-2024-12802 needed a manual LDAP reconfiguration most admins skipped, leaving Gen6 VPN open to MFA bypass and
TeamPCP Claims Breach of 4,000 GitHub Private Repositories
May 20, 2026
The hacker group TeamPCP claims unauthorized access to ~4,000 GitHub private repositories and is demanding a $50,000 ransom for the
CVE-2026-45585: Windows Zero-Day Bypasses BitLocker
May 20, 2026
Microsoft disclosed CVE-2026-45585, a Windows zero-day that allows attackers with physical access to bypass BitLocker encryption without the decryption key.
CVE-2026-45829: Max-Severity Flaw Lets Attackers Hijack ChromaDB
May 20, 2026
CVE-2026-45829 is a maximum-severity pre-auth flaw in ChromaDB allowing server hijacking; about 73% of internet-exposed instances run a vulnerable version.
Microsoft Disrupts Fox Tempest Malware-Signing Service
May 20, 2026
Microsoft seized Fox Tempest’s signspace.cloud domain and revoked over 1,000 fraudulent code-signing certificates used by ransomware groups and infostealers.
B1ack’s Stash Releases 4.6M Stolen Credit Cards Free
May 20, 2026
B1ack’s Stash dark-web marketplace released 4.6 million stolen card records for free, with 4.3 million actionable, after resellers violated its
Trapdoor Android Ad Fraud Scheme Generated 659M Fake Bids
May 20, 2026
HUMAN’s Satori team disclosed Trapdoor, 455 malicious Android apps generating 659 million fake ad bids daily, with more than 24
Nx Console VS Code Extension Poisoned to Steal 1Password, AWS Keys
May 20, 2026
Version 18.95.0 of the Nx Console VS Code extension was weaponized for 11 minutes to steal 1Password vaults, AWS credentials,
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