SANS Internet Storm Center's Daily Network Security News Podcast

SANS Stormcast Friday, April 3rd, 2026: Vite Exploits; OpenSSH 10.3; Claude Code Vuln Attempts to Exploit Exposed "Vite" Installs (CVE-2025-30208) https://isc.sans.edu/diary/Attempts%20to%20Exploit%20Exposed%20%22Vite%22%20Installs%20%28CVE-2025-30208%29/32860 OpenSSH 10.3 Release https://seclists.org/oss-sec/2026/q2/7 Claude Code Vulnerability https://adversa.ai/claude-code-security-bypass-deny-rules-disabled/ keywords: Openssh; vite; claude; code

SANS Stormcast Thursday, April 2nd, 2026: Script Removing ADS/MotW; Google Chrome 0-Day; iOS/iPadOS 18 Update; Malicious Script That Gets Rid of ADS https://isc.sans.edu/diary/Malicious%20Script%20That%20Gets%20Rid%20of%20ADS/32854 Google Chrome Update fixes 21 Vulnerabilities and 0-Day https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html Apple Addresses Darksword Vulnerabilities for older devices https://support.apple.com/en-us/126793 keywords: apple; ios; darksword; google; chrome; ADS; MotW

SANS Stormcast Wednesday, April 1st, 2026: Application Control Bypass; Axios NPM Module Compromise; TeamPCP vs Cloud Application Control Bypass for Data Exfiltration https://isc.sans.edu/diary/Application%20Control%20Bypass%20for%20Data%20Exfiltration/32850 Axios NPM Module Supply Chain Compromise https://www.stepsecurity.io/blog/axios-compromised-on-npm-malicious-versions-drop-remote-access-trojan https://www.linkedin.com/events/7444763050819092480/ TeamPCP vs. Cloud Resources https://www.wiz.io/blog/tracking-teampcp-investigating-post-compromise-attacks-seen-in-the-wild keywords: teampcp; cloud; axios; npm; application conftrol; palo alto

SANS Stormcast Tuesday, March 31st, 2026: Honeypot Session Lifetime; Let's Encrypt Tests Mass Revocation; F5 RCE Exploited Honeypot Session Lifetime https://isc.sans.edu/diary/DShield%20%28Cowrie%29%20Honeypot%20Stats%20and%20When%20Sessions%20Disconnect/32840 Let's Encrypt Tests Mass Revocation https://community.letsencrypt.org/t/lets-encrypt-2026-mass-revocation-simulation/245960 https://www.certkit.io/blog/ari-solves-mass-certificate-revocation https://www.certkit.io/blog/lets-encrypt-mass-revocation-simulation F5 Vulnerability Re-Classified (and already exploited) as RCE https://my.f5.com/manage/s/article/K000156741 keywords: F5; Lets' Encrypt; ARI; revocation; honeypot; session; lifetime;

SANS Stormcast Monday, March 30th, 2026: More TeamPCP: telnyx; Netscaler Exploit; macOS ClickFix Fix; Windows Smart Install TeamPCP Update #2: Telnyx PyPi Compromise https://isc.sans.edu/diary/TeamPCP%20Supply%20Chain%20Campaign%3A%20Update%20002%20-%20Telnyx%20PyPI%20Compromise%2C%20Vect%20Ransomware%20Mass%20Affiliate%20Program%2C%20and%20First%20Named%20Victim%20Claim/32838 Citrix Netscaler Vulnerability Details https://labs.watchtowr.com/the-sequels-are-never-as-good-but-were-still-in-pain-citrix-netscaler-cve-2026-3055-memory-overread/ macOS Clickfix Warning https://x.com/ClassicII_MrMac/status/2036797948911141129 Windows Smart Install https://textslashplain.com/2026/03/24/windows-choose-where-to-get-apps/ keywords: windows; install; smart; citrix; netscaler; teampcp; telnyx

SANS Stormcast Friday, March 27th, 2026: TeamPCP Update; DarkSword vs Patches; LangFlow Exploited TeamPCP Supply Chain Campaign: Update 001 - Checkmarx Scope Wider Than Reported, CISA KEV Entry, and Detection Tools Available https://isc.sans.edu/diary/TeamPCP%20Supply%20Chain%20Campaign%3A%20Update%20001%20-%20Checkmarx%20Scope%20Wider%20Than%20Reported%2C%20CISA%20KEV%20Entry%2C%20and%20Detection%20Tools%20Available/32834 DarkSword and This Weeks iOS Updates https://cloud.google.com/blog/topics/threat-intelligence/darksword-ios-exploit-chain LangFlow Exploited https://www.cisa.gov/news-events/alerts/2026/03/25/cisa-adds-one-known-exploited-vulnerability-catalog keywords: langflow; darksword; ios; patches; teampcp; checkmarx

SANS Stormcast Thursday, March 26th, 2026: Apple Patches; SmatApeSG Update; Trivy/LiteLLM/TeamPCP Update; Google Accelerates Quantum Save Crypto Rollout Apple Patches (almost) everything again. March 2026 edition. https://isc.sans.edu/diary/Apple%20Patches%20%28almost%29%20everything%20again.%20March%202026%20edition./32830 SmartApeSG campaign pushes Remcos RAT, NetSupport RAT, StealC, and Sectop RAT (ArechClient2) https://isc.sans.edu/diary/SmartApeSG%20campaign%20pushes%20Remcos%20RAT%2C%20NetSupport%20RAT%2C%20StealC%2C%20and%20Sectop%20RAT%20%28ArechClient2%29/32826 Trivy/LiteLLM/TeamPCP Updates https://www.sans.org/webcasts/when-security-scanner-became-weapon https://rosesecurity.dev/2026/03/24/sha-pinning-is-not-enough.html Google Moves Up Quantum Crypto Deadline https://blog.google/innovation-and-ai/technology/safety-security/cryptography-migration-timeline/ keywords: trivy; litellm; teampcp; apple; smartapesg; google; quantum; crypto

SANS Stormcast Wednesday, March 25th, 2026: IP KVM Usage; TeampPCP, Trivy, miniLLM and More Detecting IP KVM Usage https://isc.sans.edu/diary/Detecting%20IP%20KVMs/32824 TeamPCP, Trivy, MiniLLM, Iran and more https://www.aikido.dev/blog/teampcp-stage-payload-canisterworm-iran https://www.aquasec.com/blog/trivy-supply-chain-attack-what-you-need-to-know/ https://blog.gitguardian.com/trivys-march-supply-chain-attack-shows-where-secret-exposure-hurts-most/ https://www.sysdig.com/blog/teampcp-expands-supply-chain-compromise-spreads-from-trivy-to-checkmarx-github-actions keywords: ipkvm; teampcp; trivy; minillm; checkmarx; supply chain

SANS Stormcast Tuesday, March 24th, 2026: Tax Scam to EDR Kill; Netscaler Patches; gRPC-Go Authz Bypass; From W-2 to BYOVD: How a Tax Search Leads to Kernel-Mode AV/EDR Kill https://www.huntress.com/blog/w2-malvertising-to-kernel-mode-edr-kill NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-3055 and CVE-2026-4368 https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696300 gRPC-Go Authorization bypass via missing leading slash in :path CVE-2026-33186 https://github.com/grpc/grpc-go/security/advisories/GHSA-p77j-4mvh-x3m3 keywords: gRPC; Go; authz; netscaler; citrix; w-2; tax; scam; google; seo; BYOVD

SANS Stormcast Monday, March 23rd, 2026: GSocket Backdoor in Bash; Oracle Security Alert; Rockwell Attacks GSocket Backdoor Delivered Through Bash Script https://isc.sans.edu/diary/GSocket+Backdoor+Delivered+Through+Bash+Script/32816/#comments Oracle Security Alert CVE-2026-21992 Released https://blogs.oracle.com/security/alert-cve-2026-21992 Rockwell Automation Reiterates Customer Guidance to Disconnect Devices from the Internet and Harden PLCs to Protect from Cyber Threats https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1771.html keywords: rockwell; oracle; gsocket; bash

SANS Stormcast Friday, March 20th, 2026: Cowrie Strings; MSFT Intune Hardening; Unifi Network Update; Interesting Cowrie Strings https://isc.sans.edu/diary/Interesting+Message+Stored+in+Cowrie+Logs/32810 Microsoft Intune Hardening Advice https://techcommunity.microsoft.com/blog/intunecustomersuccess/best-practices-for-securing-microsoft-intune/4502117 https://www.cisa.gov/news-events/alerts/2026/03/18/cisa-urges-endpoint-management-system-hardening-after-cyberattack-against-us-organization Unifi Network Update https://community.ui.com/releases/Security-Advisory-Bulletin-062-062/c29719c0-405e-4d4a-8f26-e343e99f931b keywords: unifi; ubiquity; microsoft; intune; cowrie; iran

SANS Stormcast Thursday, March 19th, 2026: Adminer Scans; Apple WebKit Patch; another telnetd vuln; screenconnect vuln Scans for "adminer" https://isc.sans.edu/diary/Scans%20for%20%22adminer%22/32808 Background Security Improvement for WebKit https://support.apple.com/en-us/126604 Remote Pre-Auth Buffer Overflow in GNU Inetutils telnetd (LINEMODE SLC) https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html ScreenConnect™ 26.1 Security Hardening https://www.connectwise.com/company/trust/security-bulletins/2026-03-17-screenconnect-bulletin keywords: screenconnect; connectwise; webkit; adminer

SANS Stormcast Wednesday, March 18th, 2026: IPv4 mapped IPv6; KVM Vulnerabilities; AWS Bedrock DNS Covert Channel IPv4 Mapped IPv6 Addresses https://isc.sans.edu/diary/IPv4%20Mapped%20IPv6%20Addresses/32804 More IP KVM Vulnerabilities https://eclypsium.com/blog/your-kvm-is-the-weak-link-how-30-dollar-devices-can-own-your-entire-network/ AWS Bedrock AgentCore Code Interpreter DNS Leak https://www.beyondtrust.com/blog/entry/pwning-aws-agentcore-code-interpreter keywords: aws; bedrock; agentcore; kvm; ipv6

SANS Stormcast Tuesday, March 17th, 2026: Proxy URLs; Local Network Address Restrictions; Advanced Phishing /proxy/ URL scans with IP addresses https://isc.sans.edu/forums/diary/proxy+URL+scans+with+IP+addresses/32800/ Local Network Address Restrictions https://learn.microsoft.com/en-us/deployedge/ms-edge-local-network-access#how-to-mitigate-impact-for-cross-origin-iframes https://learn.microsoft.com/en-us/deployedge/microsoft-edge-relnote-stable-channel European Security Vendor Targeted by Hackers Fronting as Cisco Domain https://specopssoft.com/blog/phishing-campaign-cisco/ keywords: phishing; dkim; url; proxy; chrome; edge

SANS Stormcast Monday, March 16th, 2026: SmartApeSG and Remcos RAT; React Based Phishing; Google Chrome Patches; AdGaurd Vuln SmartApeSG campaign uses ClickFix page to push Remcos RAT https://isc.sans.edu/diary/SmartApeSG%20campaign%20uses%20ClickFix%20page%20to%20push%20Remcos%20RAT/32796 A React-based phishing page with credential exfiltration via EmailJS https://isc.sans.edu/diary/32794 Google Chrome announced two zero-day fixes, then removed one. https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_12.html AdGuard Vulnerability https://github.com/AdguardTeam/AdGuardHome/releases/tag/v0.107.73 keywords: adguard; google; chorme; remco; react; rat; emailjs clickfix. smartagesg

SANS Stormcast Friday, March 13th, 2026: IOT Device Discovery; Apple Patches; Veeam Patches When your IoT Device Logs in as Admin, It's too Late! https://isc.sans.edu/diary/When%20your%20IoT%20Device%20Logs%20in%20as%20Admin%2C%20It%3Fs%20too%20Late!%20%5BGuest%20Diary%5D/32788 Apple Patches https://support.apple.com/en-us/100100 Veeam Patches https://www.veeam.com/kb4830 keywords: veeam; apple ; patches; iot

SANS Stormcast Thursday, March 12th, 2026: Zombie Zip; Analyzing "Zombie Zip" Files (CVE-2026-0866) https://isc.sans.edu/diary/Analyzing%20%22Zombie%20Zip%22%20Files%20%28CVE-2026-0866%29/32786 How "Strengthening Crypto" Broke Authentication: FreshRSS and bcrypt's 72-Byte Limit https://pentesterlab.com/blog/freshrss-bcrypt-truncation-auth-bypass keywords: zombie; zip; fressrss; bcrypt

SANS Stormcast Wednesday, March 11th, 2026: Windows, Fortinet, Adobe, and Zoom Patches Microsoft Patch Tuesday, March 2026 https://isc.sans.edu/diary/Microsoft%20Patch%20Tuesday%20March%202026/32782 Fortinet Updates https://fortiguard.fortinet.com/psirt Adobe Updates https://helpx.adobe.com/security.html Zoom Update https://www.instagram.com/direct/t/17848218473607233/ keywords: zoom; adobe; fortinet; microsoft

SANS Stormcast Tuesday, March 10th, 2026: Encrypted Client Hello; ExitTool Vulnerability; 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 keywords: Windmill; ExifTool; macOS; ECH; https; tls; client hello; encrypted

SANS Stormcast Monday, March 9th, 2026: YARA-X Update; IP Camera Targeting; Node.js Upgrades; nginx UI Vuln 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 keywords: yara; iran; ip cameras; node.js; nginx

SANS Stormcast Friday, March 6th, 2026: Targeted or Not? pac4j-jwt auth bypass; freescout dangerous uploads; MSFT Authenticator vs Graphene OS 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 keywords: freesccout; pac4j-jwt; algorithm confusion; targeted; honeypot;

SANS Stormcast Thursday, March 5th, 2026: XWorm Analysis; Cisco "Secure" Firewall Managmeent Center; LastPass Phishing 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/ keywords: LastPass; cisco; firewall management; xworm

SANS Stormcast Wednesday, March 4th, 2026: CrushFTP Brute Force; Android Patches 0-Day; 0Auth Phishing Abuse 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/ keywords: crushftp; android; oauth; phishing; brute force