Tag: tuesday

security

SANS Stormcast Tuesday, April 28th, 2026: More TeamPCP; Citrix XenServer Unpatched Vulns; Phantom RPC;

TeamPCP Update https://isc.sans.edu/diary/TeamPCP%20Supply%20Chain%20Campaign%3A%20Update%20008%20-%2026-Day%20Pause%20Ends%20with%20Three%20Concurrent%20Compromises%20%28Checkmarx%20KICS%2C%20Bitwarden%20CLI%20Cascade%2C%20xinference%20PyPI%29%2C%20CanisterSprawl%20npm%20Worm%20Identified%2C%20and%20Tier%201%20Coverage%20Returns/32926 https://socket.dev/blog/73-open-vsx-sleeper-extensions-glassworm https://checkmarx.com/blog/checkmarx-security-update-april-26/ 89 vulnerabilities in XAPI / Citrix XenServer https://shittrix.moksha.dk/#rationale Phantom RPC https://securelist.com/phantomrpc-rpc-vulnerability/119428/ Pi-Hole Vulnerability CVE-2026-41489 https://github.com/pi-hole/pi-hole/security/advisories/GHSA-6w8x-p785-6pm4 Linux Kernel Problem CVE-2026-41651 https://nvd.nist.gov/vuln/detail/CVE-2026-41651

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security

SANS Stormcast Thursday, April 23rd, 2026: Stealing Telegram Sessions; Oracle CPU; Firefox Patches

Beyond Cryptojacking: Telegram tdata as a Credential Harvesting Vector, Lessons from a Honeypot Incident https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20Beyond%20Cryptojacking%3A%20Telegram%20tdata%20as%20a%20Credential%20Harvesting%20Vector%2C%20Lessons%20from%20a%20Honeypot%20Incident/32888 Checkmarx Compromise https://socket.dev/blog/checkmarx-supply-chain-compromise Oracle Quarterly Critical Patch Update https://www.oracle.com/security-alerts/cpuapr2026.html Firefox 150 – Mythos AI https://blog.mozilla.org/en/privacy-security/ai-security-zero-day-vulnerabilities/

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security

SANS Stormcast Tuesday, April 21st, 2026: CVE and EPSS; Windows Server 2025 OOB; QEMU Abuse;

Handling the CVE Flood With EPSS https://isc.sans.edu/diary/Handling%20the%20CVE%20Flood%20With%20EPSS/32914 Windows Server 2025 Out of Band Patch https://learn.microsoft.com/en-us/windows/release-health/windows-message-center#4835 QEMU abused to evade detection and enable ransomware delivery https://www.sophos.com/en-us/blog/qemu-abused-to-evade-detection-and-enable-ransomware-delivery

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security

SANS Stormcast Thursday, April 16th, 2026: AI Credential Scans; Microsoft Update Issues; RDP Warnings; GitHub Action Vulns;

Scanning for AI Models https://isc.sans.edu/diary/Scanning%20for%20AI%20Models/32896 Microsoft Update Problems https://support.microsoft.com/en-us/topic/april-14-2026-kb5082063-os-build-26100-32690-c57e289d-27c9-47cd-a183-72fabc62c5d7#:~:text=Known%20issues%20in%20this%20update Microsoft RDP File Warnings https://learn.microsoft.com/en-us/windows-server/remote/remote-desktop-services/remotepc/understanding-security-warnings AI GitHub Action Vulnerabilities https://oddguan.com/blog/comment-and-control-prompt-injection-credential-theft-claude-code-gemini-cli-github-copilot/ https://www.theregister.com/2026/04/15/claude_gemini_copilot_agents_hijacked/ Wireguard Update https://lists.zx2c4.com/pipermail/wireguard/2026-April/009561.html

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soc

April 2026 Patch Tuesday: 165 Vulnerabilities, Two Zero-Days Including One Actively Exploited

April 2026 Patch Tuesday: 165 Vulnerabilities, Two Zero-Days Including One Actively Exploited Microsoft released its April 2026 Patch Tuesday security updates, resolving a total of 165 vulnerabilities across Windows and multiple Microsoft products and components. This month’s release includes two zero-day vulnerabilities: one actively exploited in the wild, and one publicly disclosed before today’s patch […]

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security

Patch Tuesday, April 2026 Edition

Microsoft today pushed software updates to fix a staggering 167 security vulnerabilities in its Windows operating systems and related software, including a SharePoint Server zero-day and a publicly disclosed weakness in Windows Defender dubbed „BlueHammer.“ Separately, Google Chrome fixed its fourth zero-day of 2026, and an emergency update for Adobe Reader nixes an actively exploited […]

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