SANS Stormcast: Daily Cyber Security News

Honeypot Fingerprinting https://isc.sans.edu/diary/More%20Honeypot%20Fingerprinting%20Scans/32878 Microsoft Locks Accounts for Privacy/Encryption Related Developers https://sourceforge.net/p/veracrypt/discussion/general/thread/9620d7a4b3/ https://news.ycombinator.com/item?id=47687884 https://x.com/windscribecom/status/2041929519628443943 https://windowsforum.com/threads/april-2026-windows-update-e...

A Little Bit Pivoting: What Web Shells are Attackers Looking for Today? https://isc.sans.edu/diary/A%20Little%20Bit%20Pivoting%3A%20What%20Web%20Shells%20are%20Attackers%20Looking%20for%3F/32874 WatchGuard Firebox Arbitrary File Write via Path Traversal in Fireware Web UI https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00009 Project Glasswing https://www.anthropic.com/glasswing Current Th...

How often are redirects used in phishing in 2026? https://isc.sans.edu/diary/How%20often%20are%20redirects%20used%20in%20phishing%20in%202026%3F/32870 Hackerone Suspends Internet Bug Bounty https://hackerone.com/ibb?type=team https://www.linkedin.com/posts/danielstenberg_hackerone-share-7446667043380076545-RX9b/ Bluehammer Windows 0-day Privilege Escalation https://github.com/Nightmare-Eclipse/Blu...

Team PCP Update and Axios Post Mortem https://isc.sans.edu/diary/32864 https://github.com/axios/axios/issues/10636 Strapi NPM Packages Compromised https://safedep.io/malicious-npm-strapi-plugin-events-c2-agent/ Fortinet CVE-2026-35616 exctively exploited https://fortiguard.fortinet.com/psirt/FG-IR-26-099

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/

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

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-t...

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...

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...

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/topi...

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%...

--- Special Webcast about Trivy Supply Chain Attacks https://www.sans.org/webcasts/when-security-scanner-became-weapon --- Detecting IP KVM Usage https://isc.sans.edu/diary/Detecting%20IP%20KVMs/32824 TeamPCP, Trivy, liteLLM, 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.g...

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://git...

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.rockwellautomat...

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 N...

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-bulle...

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

/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 Fron...

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...

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

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

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/

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/ne...

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-upgr...

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-...