Encrypted Client Hello: Ready for Prime Time? https://isc.sans.edu/diary/Encrypted%20Client%20Hello%3A%20Ready%20for%20Prime%20Time%3F/32778 The ExifTool vulnerability: how an image can infect macOS systems https://www.kaspersky.com/blog/exiftool-macos-picture-vulnerability-mitigation-cve-2026-3102/55362/ Remote code execution in Nextcloud Flow via vulnerable Windmill version https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g7vj-98x3-qvjf

YARA-X 1.14.0 Release https://isc.sans.edu/diary/YARA-X%201.14.0%20Release/32774 INTERPLAY BETWEEN IRANIAN TARGETING OF IP CAMERAS AND PHYSICAL WARFARE IN THE MIDDLE EAST https://research.checkpoint.com/2026/interplay-between-iranian-targeting-of-ip-cameras-and-physical-warfare-in-the-middle-east/ Announcing the Node.js LTS Upgrade and Modernization Program https://openjsf.org/blog/nodejs-lts-upgrade-program nginx UI Vulnerability https://github.com/0xJacky/nginx-ui/security/advisories/GHSA-g9w5-qffc-6762

Differentiating Between a Targeted Intrusion and an Automated Opportunistic Scanning [Guest Diary] https://isc.sans.edu/diary/Differentiating%20Between%20a%20Targeted%20Intrusion%20and%20an%20Automated%20Opportunistic%20Scanning%20%5BGuest%20Diary%5D/32768 CVE-2026-29000: Critical Authentication Bypass in pac4j-jwt - Using Only a Public Key (CVSS 10) https://www.codeant.ai/security-research/pac4j-jwt-authentication-bypass-public-key FreeScout Help Desk Vulnerability https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-mw88-x7j3-74vc Microsoft Authenticator Not Supported on Graphene OS https://www.heise.de/en/news/GrapheneOS-Microsoft-Authenticator-does-not-support-secure-Android-OS-11200495.html

Want More XWorm? https://isc.sans.edu/diary/Want%20More%20XWorm%3F/32766 Cisco Secure Firewall Management Center Vulnerabilities https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-rce-NKhnULJh https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 LastPass Phishing https://www.securityweek.com/lastpass-users-targeted-with-backup-themed-phishing-emails/

Bruteforce Scans for CrushFTP https://isc.sans.edu/diary/Bruteforce%20Scans%20for%20CrushFTP%20/32762 Android March 2026 Patches, including 0-Day (CVE-2026-21385) https://source.android.com/docs/security/bulletin/2026/2026-03-01 OAuth redirection abuse enables phishing and malware delivery https://www.microsoft.com/en-us/security/blog/2026/03/02/oauth-redirection-abuse-enables-phishing-malware-delivery/

Quick Howto: ZIP Files Inside RTF https://isc.sans.edu/diary/Quick+Howto+ZIP+Files+Inside+RTF/32696/#comments Keeping the Internet fast and secure: introducing Merkle Tree Certificates https://blog.cloudflare.com/bootstrap-mtc/ Taming Agentic Browsers: Vulnerability in Chrome Allowed Extensions to Hijack New Gemini Panel https://unit42.paloaltonetworks.com/gemini-live-in-chrome-hijacking/

Fake Fedex Email Delivers Donuts! https://isc.sans.edu/diary/Fake%20Fedex%20Email%20Delivers%20Donuts!/32754 Abusing .ARPA: The TLD that isn t supposed to host anything https://www.infoblox.com/blog/threat-intelligence/abusing-arpa-the-tld-that-isnt-supposed-to-host-anything/ MC1179154 - Microsoft Authenticator app: Upcoming changes to jailbreak and root detection https://mc.merill.net/message/MC1179154 SECURITY BULLETIN: Apex One and Apex One (Mac) - February 2026 https://success.trendmicro.com/en-US/solution/KA-0022458 Special Webcast: AirSnitch How Worried Should You Read More

Finding Signal in the Noise: Lessons Learned Running a Honeypot with AI Assistance [Guest Diary] https://isc.sans.edu/diary/Finding%20Signal%20in%20the%20Noise%3A%20Lessons%20Learned%20Running%20a%20Honeypot%20with%20AI%20Assistance%20%5BGuest%20Diary%5D/32744 Google API Keys Weren't Secrets. But then Gemini Changed the Rules. https://trufflesecurity.com/blog/google-api-keys-werent-secrets-but-then-gemini-changed-the-rules AirSnitch: Demystifying and Breaking Client Isolation in Wi-Fi Networks https://www.ndss-symposium.org/ndss-paper/airsnitch-demystifying-and-breaking-client-isolation-in-wi-fi-networks/

The CLAIR Model: A Synthesized Conceptual Framework for Mapping Critical Infrastructure Interdependencies [Guest Diary] https://isc.sans.edu/diary/The+CLAIR+Model+A+Synthesized+Conceptual+Framework+for+Mapping+Critical+Infrastructure+Interdependencies+Guest+Diary/32748 Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability CVE-2026-20127 https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-rpa-EHchtZk https://blog.talosintelligence.com/uat-8616-sd-wan/ Abusing Cortex XDR Live https://labs.infoguard.ch/posts/abusing_cortex_xdr_live_response_as_c2/ OpenSSL Vulnerability CVE-2025-15467 https://seclists.org/oss-sec/2026/q1/220

Open Redirects: A Forgotten Vulnerability? https://isc.sans.edu/diary/Open%20Redirects%3A%20A%20Forgotten%20Vulnerability%3F/32742 Goodbye innerHTML, Hello setHTML: Stronger XSS Protection in Firefox 148 https://hacks.mozilla.org/2026/02/goodbye-innerhtml-hello-sethtml-stronger-xss-protection-in-firefox-148/ More telnetd issues https://seclists.org/oss-sec/2026/q1/199

Another day, another malicious JPEG https://isc.sans.edu/diary/Another%20day%2C%20another%20malicious%20JPEG/32738 Calibre Path Traversal Leading to Arbitrary File Write and Potentially Code Execution CVE-2026-26064 CVE-2026-26065 https://github.com/kovidgoyal/calibre/security/advisories/GHSA-72ch-3hqc-pgmp https://github.com/kovidgoyal/calibre/security/advisories/GHSA-vmfh-7mr7-pp2w CVE-2026-25755: PDF Object Injection in jsPDF (addJS Method) https://github.com/ZeroXJacks/CVEs/blob/main/2026/CVE-2026-25755.md Roundcube Webmail Exploited CVE-2025-49113 https://roundcube.net/news/2025/06/01/security-updates-1.6.11-and-1.5.10 https://www.openwall.com/lists/oss-security/2025/06/02/3

Japanese-Language Phishing Emails https://isc.sans.edu/diary/Japanese-Language%20Phishing%20Emails/32734 'God-Like' Attack Machines: AI Agents Ignore Security Policies https://www.darkreading.com/application-security/ai-agents-ignore-security-policies Starkiller: New Phishing Framework Proxies Real Login Pages to Bypass MFA https://abnormal.ai/blog/starkiller-phishing-kit

Under the Hood of DynoWiper https://isc.sans.edu/diary/Under%20the%20Hood%20of%20DynoWiper/32730 Vibe Password Generation: Predictable by Design https://www.irregular.com/publications/vibe-password-generation Vulnerabilities (CVE-2025-65715, CVE-2025-65716, CVE-2025-65717) in four popular IDE Extensions https://www.ox.security/blog/four-vulnerabilities-expose-a-massive-security-blind-spot-in-ide-extensions/ Grandstream GXP1600 VoIP Phones https://www.rapid7.com/blog/post/ve-cve-2026-2329-critical-unauthenticated-stack-buffer-overflow-in-grandstream-gxp1600-voip-phones-fixed/

Tracking Malware Campaigns With Reused Material https://isc.sans.edu/diary/Tracking%20Malware%20Campaigns%20With%20Reused%20Material/32726 From BRICKSTORM to GRIMBOLT: UNC6201 Exploiting a Dell RecoverPoint for Virtual Machines Zero-Day https://cloud.google.com/blog/topics/threat-intelligence/unc6201-exploiting-dell-recoverpoint-zero-day Windows Admin Center Elevation of Privilege Vulnerability CVE-2026-26119 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26119 DNS-PERSIST-01: A New Model for DNS-based Challenge Validation https://letsencrypt.org/2026/02/18/dns-persist-01.html Defending Web Apps https://www.sans.org/cyber-security-courses/application-security-securing-web-apps-api-microservices

Fake Incident Report Used in Phishing Campaign https://isc.sans.edu/diary/Fake%20Incident%20Report%20Used%20in%20Phishing%20Campaign/32722 Divide and conquer: how the new Keenadu backdoor exposed links between major Android botnets https://securelist.com/keenadu-android-backdoor/118913/ CVE-2026-25903: Apache NiFi: Missing Authorization of Restricted Permissions for Component Updates https://seclists.org/oss-sec/2026/q1/166 The Next Frontier of Runtime Assembly Attacks: Leveraging LLMs to Generate Phishing JavaScript in Real Read More

2026 64-Bits Malware Trend https://isc.sans.edu/diary/2026%2064-Bits%20Malware%20Trend/32718 A Comparative Security Analysis of Three Cloud-based Password Managers https://zkae.io Infostealer Infection Targeting OpenClaw Configurations https://www.infostealers.com/article/hudson-rock-identifies-real-world-infostealer-infection-targeting-openclaw-configurations/

AI-Powered Knowledge Graph Generator & APTs https://isc.sans.edu/diary/AI-Powered%20Knowledge%20Graph%20Generator%20%26%20APTs/32712 nslookup and ClickFix https://x.com/MsftSecIntel/status/2022456612120629742 Google Chrome 0-Day Patch https://chromereleases.googleblog.com/2026/02/stable-channel-update-for-desktop_13.html TURN Security Threats https://www.enablesecurity.com/blog/turn-server-security-threats/

Four Seconds to Botnet - Analyzing a Self-Propagating SSH Worm with Cryptographically Signed C2 [Guest Diary] https://isc.sans.edu/diary/Four%20Seconds%20to%20Botnet%20-%20Analyzing%20a%20Self%20Propagating%20SSH%20Worm%20with%20Cryptographically%20Signed%20C2%20%5BGuest%20Diary%5D/32708 OpenSSH Update on MacOS https://www.openssh.org/releasenotes.html Employee Monitoring and SimpleHelp Software Abused in Ransomware Operations https://www.huntress.com/blog/employee-monitoring-simplehelp-abused-in-ransomware-operations

WSL in the Malware Ecosystem https://isc.sans.edu/diary/32704 Apple Patches Everything: February 2026 https://isc.sans.edu/diary/Apple%20Patches%20Everything%3A%20February%202026/32706 Adobe Updates https://helpx.adobe.com/security/security-bulletin.html

Microsoft Patch Tuesday - February 2026 https://isc.sans.edu/diary/Microsoft%20Patch%20Tuesday%20-%20February%202026/32700 Refreshing the root of trust https://blogs.windows.com/windowsexperience/2026/02/10/refreshing-the-root-of-trust-industry-collaboration-on-secure-boot-certificate-updates/ Fake 7-Zip downloads are turning home PCs into proxy nodes https://www.malwarebytes.com/blog/threat-intel/2026/02/fake-7-zip-downloads-are-turning-home-pcs-into-proxy-nodes FortiNet Vulnerabilities https://fortiguard.fortinet.com/psirt/FG-IR-25-093 https://fortiguard.fortinet.com/psirt/FG-IR-25-1052