Unit 42 Palo Alto Networks
- Threat Brief: Critical Vulnerabilities in PHP: CVE-2026-109618, CVE-2026-109619 (Updated October 29)by Unit 42 on October 29, 2026 at 6:00 pm
CVE-2026-109618 and CVE-2026-109619 are Critical vulnerabilities in PHP, a scripting language used globally for web servers and CMS systems. The post Threat Brief: Critical Vulnerabilities in PHP: CVE-2026-109618, CVE-2026-109619 (Updated October 29) appeared first on Unit 42.
- Unwrapping Retail Peak Season Cyber Threatsby Matt Brady and Christa McHugh on October 28, 2026 at 6:00 pm
Unit 42 explores key peak shopping season retail cyber threats, from ransomware to AI attacks, and shares how to defend operations and customer trust. The post Unwrapping Retail Peak Season Cyber Threats appeared first on Unit 42.
- EMudhra Intermediate CA Certificates Compromisedby Unit 42 on October 22, 2026 at 5:15 pm
Eight compromised eMudhra intermediate CA private keys risk unauthorized TLS signing and MitM interception. Read our analysis and containment guide. The post EMudhra Intermediate CA Certificates Compromised appeared first on Unit 42.
- The Current Landscape of OAuth Attacksby Beliz Kaleli, Diva-Oriane Marty, Oleksii Alex Starov and Shawn He Shuang on October 22, 2026 at 5:00 pm
Unit 42 explores modern OAuth threats and actionable steps organizations can take to protect their environments. The post The Current Landscape of OAuth Attacks appeared first on Unit 42.
- “Next Exploit Opportunities”: How a Threat Actor Used AI to Help Plan and Execute Multiple Types of Cybercrime Activitiesby Unit 42 on October 21, 2026 at 2:00 pm
An investigation into a threat actor bypassing AI safety controls to coordinate credential theft, VoIP fraud planning, and database exfiltration. The post “Next Exploit Opportunities”: How a Threat Actor Used AI to Help Plan and Execute Multiple Types of Cybercrime Activities appeared first on Unit 42.
- Active Exploitation of May 2026 PAN-OS CVE-2026-0257 (Updated October 20)by Andy Piazza and Unit 42 on October 20, 2026 at 8:30 pm
Ransomware operators including Spikey Scorpius (aka Qilin) and Tarnished Scorpius (aka Inc) are exploiting PAN-OS vulnerability CVE-2026-0257. The post Active Exploitation of May 2026 PAN-OS CVE-2026-0257 (Updated October 20) appeared first on Unit 42.
- Top 5 Initial Access Threat Vectors Observed by Unit 42 in September 2026by Unit 42 on October 16, 2026 at 5:47 pm
Unit 42 details the top initial access vectors adversaries use to breach organizations, led by edge exploits, credential abuse and phishing The post Top 5 Initial Access Threat Vectors Observed by Unit 42 in September 2026 appeared first on Unit 42.
- AI-Powered Espionage Campaign Targets Government Linux Infrastructureby Roey Porat and Tom Fakterman on October 15, 2026 at 10:00 pm
Our analysis an AI-powered espionage campaign targeting government Linux infrastructure with custom malware, web shells, and advanced credential theft. The post AI-Powered Espionage Campaign Targets Government Linux Infrastructure appeared first on Unit 42.
- Unit 42 Uncovers PEERSTITCH, a Stealthy FortiGate Implantby Daniel Gott and Shawn Westfall on October 14, 2026 at 10:00 pm
We investigated an intrusion where attackers exploited CVE-2024-47575 to target 500+ firewalls and deploy PEERSTITCH, a memory-resident ARM64 malware. The post Unit 42 Uncovers PEERSTITCH, a Stealthy FortiGate Implant appeared first on Unit 42.
- The Noise Inside the Network: How an Unsophisticated Attack Exposed a Third-Party Riskby Antonio Diaz and Ruben Castillo on October 13, 2026 at 10:00 pm
Unit 42 dissects a cyberattack targeting a European bank’s IT infrastructure, delivering concrete defense strategies to help organizations detect and counter comparable threats. The post The Noise Inside the Network: How an Unsophisticated Attack Exposed a Third-Party Risk appeared first on Unit 42.
- Evolution of Web3 in Cloud Supply Chain Attacksby Eyal Rafian on October 7, 2026 at 10:00 pm
Unit 42 details how threat actors leverage Web3 infrastructure and open-source supply chain attacks to breach enterprise cloud environments The post Evolution of Web3 in Cloud Supply Chain Attacks appeared first on Unit 42.
- Blinder Tunnel Campaign Targets Iraqi Infrastructureby Unit 42 on October 6, 2026 at 10:00 am
Analysis of Blinder Tunnel, an Iran-nexus campaign using fake Dubai Airports recruitment lures and GitHub C2 malware to target critical infrastructure. The post Blinder Tunnel Campaign Targets Iraqi Infrastructure appeared first on Unit 42.
- Threat Brief: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Exploited in the Wild (Updated September 30)by Unit 42 on September 30, 2026 at 8:00 pm
Unit 42 is aware of possible 0-day activity against NetScaler devices. Citrix reports CVE-2026-88771, CVE-2026-88772 have been exploited in the wild. The post Threat Brief: NetScaler Zero Days CVE-2026-88771 and CVE-2026-88772 Exploited in the Wild (Updated September 30) appeared first on Unit 42.
- OperTraitors: How Kubernetes Operators Betray Your Security Postureby Lior Yakim on September 29, 2026 at 10:00 am
We introduce OperTraitor, a tool to audit privileges of Kubernetes operators, identify excessive RBAC risks, and secure non-human identities. The post OperTraitors: How Kubernetes Operators Betray Your Security Posture appeared first on Unit 42.
- 3 Consulting Myths Debunked by Unit 42 Expertsby Unit 42 on September 25, 2026 at 11:00 pm
Unit 42 security experts address critical cybersecurity misconceptions, offering practical insights to help your organization reinforce its enterprise defenses. The post 3 Consulting Myths Debunked by Unit 42 Experts appeared first on Unit 42.



















