security-review-skill

Security Review Skill for Claude Code A comprehensive securit...

The Notepad++ supply chain attack — unnoticed execution chains and new IoCs

UPD 11.02.2026: added recommendations on how to use the Notepad++ supply chain attack rules package in our SIEM system. Introduction On February 2, 2026, the developers of Notepad++, a text editor popular among developers, published a statement claiming that the update infrastructure of Notepad++...

Can Developers Rely on LLMs for Secure IaC Development?

We investigated the capabilities of GPT-4o and Gemini 2.0 Flash for secure Infrastructure as Code IaC development. For security smell detection, on the Stack Overflow dataset, which primarily contains small, simplified code snippets, the models detected at least 71% of security smells when prompt...

The Chrysalis Backdoor: A Deep Dive into Lotus Blossom’s toolkit

Rapid7 Labs, together with the Rapid7 MDR team, has uncovered a sophisticated campaign attributed to the Chinese APT group Lotus Blossom. Active since 2009, the group is known for its targeted espionage campaigns primarily impacting organizations across Southeast Asia and more recently Central...

eScan Antivirus Update Servers Compromised to Deliver Multi-Stage Malware

The update infrastructure for eScan antivirus, a security solution developed by Indian cybersecurity company MicroWorld Technologies, has been compromised by unknown attackers to deliver a persistent downloader to enterprise and consumer systems. "Malicious updates were distributed through eScan'...

CISA: Assembling a Multi-Disciplinary Insider Threat Management Team

In CISA's continuing work to strengthen infrastructure security, the Assembling a Multi-Disciplinary Insider Threat Management Team infographic aims to enhance the awareness of critical infrastructure stakeholders regarding insider threats, the potential damage they can inflict, and the steps...

USN-7987-2: Linux kernel (FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - InfiniBand drivers; - Media drivers; - File systems infrastructure; - Timer subsystem; - Packet sockets; - Network...

USN-7987-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - InfiniBand drivers; - Media drivers; - File systems infrastructure; - Timer subsystem; - Packet sockets; - Network...

Researchers Find 175,000 Publicly Exposed Ollama AI Servers Across 130 Countries

A new joint investigation by SentinelOne SentinelLABS, and Censys has revealed that the open-source artificial intelligence AI deployment has created a vast "unmanaged, publicly accessible layer of AI compute infrastructure" that spans 175,000 unique Ollama hosts across 130 countries. These...

Survey of 100+ Energy Systems Reveals Critical OT Cybersecurity Gaps

A study by OMICRON has revealed widespread cybersecurity gaps in the operational technology OT networks of substations, power plants, and control centers worldwide. Drawing on data from more than 100 installations, the analysis highlights recurring technical, organizational, and functional issues...

Russian Cybercrime Platform RAMP Forum Seized by FBI

US authorities have seized the RAMP cybercrime forum, taking down both its clearnet and dark web domains in a major hit to the ransomware infrastructure...

PT-2026-43329

Name of the Vulnerable Software and Affected Versions Starlette versions prior to 1.0.1 Description Starlette, a lightweight ASGI Asynchronous Server Gateway Interface framework, fails to validate the HTTP Host request header before using it to reconstruct the request.url. While the routing...

Introducing SITF: The First Threat Framework Dedicated to SDLC Infrastructure

Moving beyond simple checklists to visualize, map, and block attacks on production SDLC infrastructure...

Fake LastPass maintenance emails target users

The LastPass Threat Intelligence, Mitigation, and Escalation TIME team has published a warning about an active phishing campaign in which fake “maintenance” emails pressure users to back up their vaults within 24 hours. The emails lead to credential-stealing phishing sites rather than any...

[SECURITY] Fedora 42 Update: rpki-client-9.7-1.fc42

The OpenBSD rpki-client is a free, easy-to-use implementation of the Resource Public Key Infrastructure RPKI for Relying Parties RP to facilitate validation of the Route Origin of a BGP announcement. The program queries the RPKI repository system, downloads and validates Route Origin Authorisatio...

CISA: Suspicious Unmanned Aircraft System Activity Guidance V2

Suspicious Unmanned Aircraft System Activity Guidance for Critical Infrastructure Owners and Operators is intended for critical infrastructure stakeholders who are concerned with unmanned aircraft system UAS activity near or around their facilities. This is version 2 of CISA's document...

CISA: Principles for the Secure Integration of Artificial Intelligence in Operational Technology V2

Artificial intelligence AI has the potential to increase efficiency and productivity, enhance decision-making, cut costs and improve customer experience, but introducing AI in operational technology OT environments can introduce risks that require careful management to support the safety, securit...

CVE-2026-21926

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM component: Server Infrastructure. Supported versions that are affected are 17.0-25.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Siebel CRM Deployment. Successfu...

Oracle Siebel Server <= 25.2 (January 2026 CPU)

The versions of Oracle Siebel CRM installed on the remote host are affected by a vulnerability as referenced in the January 2026 CPU advisory. - Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM component: Server Infrastructure. Supported versions that are affected are...

CVE-2026-21926

Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM component: Server Infrastructure. Supported versions that are affected are 17.0-25.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via TLS to compromise Siebel CRM Deployment. Successfu...