AI-powered phishing detection, third PHP2Shell bug, Quest medical breach

Authenticator flaw exposes work accounts https://thehackernews.com/2026/10/microsoft-authenticator-flaw-let.html Tailworm flaws put Tailscale SSH at risk https://www.securityweek.com/tailscale-rushes-patches-after-uncoordinated-disclosure-of-tailworm-flaws/ UK police suppliers repeatedly breached https://therecord.media/uk-police-data-breached-from-suppliers-watchdog-report Rural hospitals get a cyber lifeline https://cyberscoop.com/oncd-rural-hospital-cybersecurity-pilot-project-lifeline-250/ Cyberattack disrupts UNM health services https://www.theregister.com/cyber-crime/2026/10/27/day-2-of-canceled-classes-at-university-of-new-mexico-after-health-sciences-center-cyberattack/5305690 Warp breach exposes AI agent logs https://www.bleepingcomputer.com/news/security/warp-discloses-breach-exposing-ai-agent-logs-user-telemetry-data/ Malware hides from online store scanners https://www.infosecurity-magazine.com/news/hackers-infect-953-online-stores/ Apple patches exploited flaw on older devices https://thehackernews.com/2026/10/apple-backports-fix-for-exploited.html Get the show notes here: https://cisoseries.com/cybersecurity-news-october-28-2026/ Huge thanks to our sponsor, Guardsquare Is your mobile app truly protected? Relying on the OS isn't enough. A global study of thirteen-hundred security and developer leaders found that ninety-six percent of teams using layered protection reported significantly fewer security incidents. Don't wait for a breach to harden your defenses. Get the protection needed for modern security risks. Learn more at Guardsquare.com.

HTTP2Shell sparks emergency patches https://www.bleepingcomputer.com/news/security/critical-http2shell-brotli-vulnerability-triggers-emergency-patches/ PHP2Shell: patch, then investigate https://www.securitymagazine.com/articles/102693-php2shell-exploited-in-the-wild GitHub worm hides in oversized files https://www.theregister.com/security/2026/10/26/worm-armed-42-github-repos-by-hiding-a-payload-too-big-to-fail/5305570 Cathedral gets inside Anthropic https://www.washingtonpost.com/technology/2026/10/26/researchers-cybersecurity-start-up-cathedral-got-inside-anthropic/?pwapi_token=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJyZWFzb24iOiJnaWZ0IiwibmJmIjoxNzkyOTg3MjAwLCJpc3MiOiJzdWJzY3JpcHRpb25zIiwiZXhwIjoxNzk0MzczMTk5LCJpYXQiOjE3OTI5ODcyMDAsImp0aSI6ImI1M2RjZmEzLThkNTItNGE3NC05ZjI4LWU1ZGJkZTIyZDFmOSIsInVybCI6Imh0dHBzOi8vd3d3Lndhc2hpbmd0b25wb3N0LmNvbS90ZWNobm9sb2d5LzIwMjYvMTAvMjYvcmVzZWFyY2hlcnMtY3liZXJzZWN1cml0eS1zdGFydC11cC1jYXRoZWRyYWwtZ290LWluc2lkZS1hbnRocm9waWMvIn0.k3b70wv6ePisrPvCYfDOPAjt5vHweVxm4rBnhcnDU-M Ukraine's satellite service returns https://therecord.media/ukraine-disputes-musk-claims-of-starlink-misuse Gheist raids GitHub secrets https://www.darkreading.com/cyberattacks-data-breaches/gheist-stolen-github-tokens-cloud-secrets Fake Teams support delivers ransomware https://thehackernews.com/2026/10/attackers-use-microsoft-teams-it.html Scam laundering suspect extradited https://therecord.media/dutch-police-extradite-chinese-national-money-laundering-scams Get the show notes here: https://cisoseries.com/cybersecurity-news-october-27-2026/ Huge thanks to our sponsor, Guardsquare Your backend is only as secure as your frontend. Research shows that client-side compromise is now a primary driver of API risk. With sixty-three percent of leaders detecting mobile app tampering or cloning last year, don't leave your mobile app security to chance. Get multilayered protection for your entire mobile app ecosystem from the outside in. Learn more at Guardsquare.com.

Microsoft Teams to get AI-powered, context-aware phishing detection https://www.bleepingcomputer.com/news/microsoft/microsoft-teams-to-get-ai-powered-context-aware-phishing-detection/ Quest Diagnostics confirms data breach including exposed patient records https://www.bleepingcomputer.com/news/security/quest-diagnostics-confirms-data-breach-exposed-patient-records/ Senators say targeted ads are a security risk. Ad groups disagree https://cyberscoop.com/targeted-ads-spyware-government-threat/ Bipartisan bill urges federal guidance for distillation attacks https://cyberscoop.com/bipartisan-bill-combat-ai-distillation-attacks-nist/ CISA adds Collabora Online and Arista VeloCloud flaws to KEV https://thehackernews.com/2026/10/cisa-flags-two-actively-exploited.html Autonomous attack agent in Skynet mode hijacks other AI models https://www.theregister.com/security/2026/10/24/autonomous-attack-agent-in-skynet-mode-hijacks-other-models-to-carry-out-its-evil-deeds/5305215 Researchers find a third PHP2Shell bug https://www.theregister.com/security/2026/10/23/theres-a-third-php2shell-bug-but-it-wont-get-an-emergency-fix/5305208 Data breach takes a bite out of crime stoppers organization https://therecord.media/toronto-crime-tips-org-freezes-ops-after-breach Get the shownotes here: https://cisoseries.com/cybersecurity-news-ai-powered-phishing-detection-third-php2shell-bug-quest-medical-breach/ Mobile app security isn't just a tech issue; it's a revenue issue. A recent global study found that seventy-two percent of organizations experienced a mobile app security incident last year. Even worse? Sixty-five percent saw customer churn or uninstalls as a result. Protect your brand and your bottom line with layered mobile app protection. Learn more at Guardsquare.com.

Read the full stories at CISOSeries.com. This week's Department of Know is hosted by Rich Stroffolino, with guests Gary Chan, CISO, SSM Health, and Doug Mayer, CISO, RXSense. Also check out Gary's work at Security Mentalist. Missed the live show? Check it out on YouTube. The Department of Know is live every Friday at 4:00 p.m. ET. Join us each week by registering for the open discussion at CISOSeries.com. Big thanks to our sponsor, ThreatLocker! An AI-generated attack may be new, but it still needs to execute, access data, and move through your environment. ThreatLocker applies enforceable controls at each of those points, limiting what attackers can do regardless of how their code was created. Book a demo at threatlocker.com/ciso.

Railway says intruder may have accessed customer secrets https://thehackernews.com/2026/10/railway-says-intruder-may-have-accessed.html Law enforcement disrupts nearly 11,000 cybercrime networks in Africa https://www.bleepingcomputer.com/news/security/authorities-disrupt-nearly-11-000-cybercrime-networks-in-africa/ ConnectWise breach let Chinese AI spies move in on cloud tenants https://www.theregister.com/security/2026/10/22/microsoft-says-connectwise-breach-let-chinese-spies-loose-on-2250-cloud-tenants/5304687 GitLab warns of new maximum severity code execution vulnerability https://www.bleepingcomputer.com/news/security/gitlab-warns-of-new-max-severity-code-execution-vulnerability/ Hundreds of websites taken offline due to PHP vulnerabilities (continuing coverage) https://therecord.media/php-script-vulnerabilities-warnings https://www.bleepingcomputer.com/news/security/amazon-says-php2shell-exploitation-began-4-days-before-patches/ Splunk, SolarWinds release fresh security updates https://www.securityweek.com/splunk-solarwinds-release-fresh-security-updates/ Lazarus hackers use post-quantum cryptography for malware delivery https://www.bleepingcomputer.com/news/security/chrome-switching-to-nist-approved-ml-kem-quantum-encryption/ South Carolina officials offer assistance after state capital hit with cyberattack https://therecord.media/south-carolina-officials-offer-assistance-cyber-incident Get the show notes here: https://cisoseries.com/cybersecurity-news-october-23-2026/ Huge thanks to our episode sponsor, ThreatLocker AI risk does not only come from attackers. Employees are adopting AI tools faster than many organizations can evaluate them. Today's tip: an AI policy should be backed by enforceable controls over what tools can access and do. See how ThreatLocker can help you govern AI use at threatlocker.com/ciso.

PHP rushes out emergency fixes for PHP2Shell https://www.bleepingcomputer.com/news/security/php-ships-emergency-patches-for-critical-php2shell-flaws/ https://thephp.foundation/blog/2026/10/21/todays-php-security-release-and-how-were-strengthening-php-security/ Compromised certificates trigger internet cleanup https://arstechnica.com/security/2026/10/the-internet-goes-on-high-alert-after-discovery-of-8-compromised-tls-certs/ Signal calls could stay live after you hang up https://www.theregister.com/security/2026/10/21/signal-bug-could-keep-your-mic-and-camera-on-after-hangup/5304528 OpenAI agents disable safeguards during coding tasks https://www.theverge.com/ai-artificial-intelligence/1015316/openai-ai-agent-disabling-monitoring-systems Plex2Shell attacks hit media servers https://www.bleepingcomputer.com/news/security/cisa-hackers-chain-plex-flaws-in-plex2shell-attacks-to-breach-servers/ Poisoned LiteLLM update steals secrets & adds a backdoor https://www.theregister.com/security/2026/10/21/litellm-supply-chain-attack-hoovers-up-passwords-and-secrets/5304548 Meta faces a big Cambridge Analytica penalty https://www.cnbc.com/2026/10/21/meta-new-mexico-cambridge-analytica-penalty.html Chrome adds ClickFix warnings and checks insecure connections https://www.securityweek.com/google-hardens-chrome-against-clickfix-attacks-insecure-http-connections/ Get the show notes here: https://cisoseries.com/cybersecurity-news-october-22-2026/ Huge thanks to our episode sponsor, ThreatLocker AI is compressing the timeline between initial access and impact. That leaves security teams less time to identify, investigate, and contain malicious activity. Faster response helps, but prevention can remove actions from the attack chain entirely. Give your responders a more controlled environment. Book a ThreatLocker demo at threatlocker.com/ciso.

Russian-linked attacks hit naval shipbuilder https://thehackernews.com/2026/10/russian-apt28-breaches-nato-naval.html  Muse exposes secrets when sharing chats https://arstechnica.com/security/2026/10/meta-muse-exposes-users-personal-and-business-secrets-when-they-share-conversations/  Army Cyber Command looking to offload attacks to AI https://web.archive.org/web/20261020134149/https://theintercept.com/2026/10/19/army-autonomous-ai-agents-arcyber/  DeepSeek booted from federal agencies  https://www.wsj.com/tech/ai/dhs-orders-deepseek-technology-removed-from-federal-civilian-it-systems-060b6d3d?st=m6DV2n  DHS asked CISA to hack voting machine https://www.propublica.org/article/cisa-election-security-donald-trump  EU doesn't require patching hacked freezers https://therecord.media/eu-cyber-law-wont-force-fixes-for-fridges-in-french-attack  Cairn platform abused by threat actors Security Week: https://www.securityweek.com/ai-platform-cairn-abused-to-hack-over-100-organizations/  Reuters: https://www.reuters.com/legal/government/how-one-hacker-used-ai-agents-few-thousand-dollars-break-into-scores-sites-2026-10-19/  Palo Alto still seeing active PAN-OS exploits https://thehackernews.com/2026/10/qilin-and-inc-ransomware-groups-exploit.html  LLMs getting better at COBOL https://openai.com/index/low-resource-programming-languages/  Get the show notes here: https://cisoseries.com/naval-hack-muse-exposes-secrets-army-researching-offensive-ai-hacking/  Huge thanks to our episode sponsor, ThreatLocker Attackers do not always bring their own tools. AI can help them find ways to misuse software already trusted by the organization. Today's tip: approval should not mean unlimited access. Define what trusted applications can reach and what they can do. Learn how ThreatLocker applies this principle at threatlocker.com/ciso today.

OpenCode breach exposes users' AI keys https://www.bleepingcomputer.com/news/security/opencode-hack-exposes-api-keys-amid-ai-distillation-attacks/ One hacker puts AI agents to work on 1,200 sites https://www.reuters.com/legal/government/how-one-hacker-used-ai-agents-few-thousand-dollars-break-into-scores-sites-2026-10-19/ Rank Math PRO updates deliver a persistent backdoor https://thehackernews.com/2026/10/popular-wordpress-seo-plugin-rank-math.html Nikkei discloses its third breach in a month https://www.bleepingcomputer.com/news/security/nikkei-discloses-third-data-breach-in-a-month-18m-records-exposed/ Microsoft adds controls for rogue AI agents https://www.geekwire.com/2026/microsoft-unveils-tools-to-monitor-and-corral-rogue-ai-agents/ ClickFix attackers borrow Siemens' signature https://www.securityweek.com/siemens-software-center-vulnerability-exploited-in-clickfix-malware-attacks/ Pegasus targets Serbian government critics before elections https://therecord.media/serbia-spyware-pegasus-elections Bullhorn takes staffing platform offline after attack https://www.bleepingcomputer.com/news/security/bullhorn-takes-staffing-platform-offline-to-contain-cyberattack/ Get the show notes here: https://cisoseries.com/cybersecurity-news-october-20-2026/ Huge thanks to our episode sponsor, ThreatLocker An attacker uses AI to create a payload your security tools have never seen. Detection now has to recognize it before the payload can act. ThreatLocker approaches the problem earlier by controlling whether that code is permitted to run at all. Explore a deny by default approach for your organization at threatlocker.com/ciso.

Cybersecurity jobs report reveals mixed bag https://www.securityweek.com/us-cybersecurity-job-postings-fall-26-as-ai-security-engineer-demand-soars/ https://cybersn.com/resources/reports/cybersecurity-jobs-report ConnectWise Suspends cloud backup after supply chain attack https://thehackernews.com/2026/10/connectwise-suspends-cloud-backup-after.html Drupal patches critical RCE flaws, warns of exploits https://www.bleepingcomputer.com/news/security/drupal-patches-critical-rce-flaws-warns-exploits-may-emerge-soon/ Chinese espionage attackers suspected of BeyondTrust zero-day https://therecord.media/beyond-trust-cyberattack-china Proofpoint to acquire Varonis' data security https://therecord.media/proofpoint-varonis-cybersecurity-acquisition Burger King Japan data breach exposes 11 million customer records https://www.bleepingcomputer.com/news/security/burger-king-japan-data-breach-exposes-11-million-customer-records/ BAE Systems cyberattack disrupts US federal court operations https://www.bleepingcomputer.com/news/security/bae-systems-cyberattack-disrupts-us-federal-court-operations/ CikaBika Bot RAT abuses Discord https://www.securityweek.com/cikabika-bot-rat-uses-discord-for-cc/  Get the show notes here: https://cisoseries.com/cybersecurity-news-october-19-2026/ Huge thanks to our episode sponsor, ThreatLocker AI is helping attackers research targets, create malicious code, and adapt faster. But the fundamentals have not changed. Code still needs to execute, applications still need access, and attackers still need privileges. Today's tip: control those actions instead of trying to predict every threat. Learn more from ThreatLocker at threatlocker.com/ciso.

See the full stories at cisoseries.com This week's Department of Know is hosted by Rich Stroffolino, with guests Dennis Pickett, vp and CISO, RTI International, and David Cross, CISO, Atlassian. Missed the live show? Check it out on YouTube. The Department of Know is live every Friday at 4:00 p.m. ET. Join us each week by registering for the open discussion at CISOSeries.com. Huge thanks to our sponsor, Guardsquare Mobile security incidents are no longer the exception—they are the norm. Last year, seventy-two percent of companies suffered a mobile app security incident. As the primary gateway to your APIs and data, your mobile app requires more than just basic encryption; it needs a multi-layered security strategy. Protect your brand and your bottom line with layered mobile app protection. Learn more at Guardsquare.com.