Rapid7 Analysis: Microsoft SharePoint Remote Code Execution (CVE-2026-63520)
Latest threat intelligence analysis from Rapid7 Threat Research: Rapid7 Analysis: Microsoft SharePoint Remote Code Execution (CVE-2026-63520).
Continuous enterprise threat intelligence tracking active in-the-wild zero-days (CISA KEV), Microsoft Windows KB cumulative updates, MSRC security advisories, and CVE remediation.
Latest threat intelligence analysis from Rapid7 Threat Research: Rapid7 Analysis: Microsoft SharePoint Remote Code Execution (CVE-2026-63520).
Every time you add an extension or plugin to your browser, there's a risk that you might be doing more than managing your cryptocurrency wallet, generating passwords, taking notes, or tracking sports results. There's a chance that you have just handed a complete stranger access to your savings. Read more in my article on the Hot for Security blog.
For the latest discoveries in cyber research for the week of 24th August, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Latvia’s Road Traffic Safety Directorate (CSDD) has confirmed a breach affecting payment records of more than 1.2 million people – roughly two-thirds of the country’s population – as well as 200,000 organization…
The ransomware gang Gunra has been creating havoc - exploiting unpatched VPNs and firewalls to steal data, encrypt systems, and extort victims across healthcare, finance, manufacturing, and more. Read more in my article on the Fortra blog.
Attackers are targeting CI/CD pipelines and developer tools instead of application code, requiring total SDLC visibility and strict security controls The post Connecting the Dots: Securing the Overlooked Corners of the Software Development Lifecycle (SDLC) Supply Chain appeared first on Unit 42 .
The Good | U.S. Charges Iranian Cyberattackers Over Mass Intellectual Property Theft The U.S. Justice Department has indicted 17 Iranian nationals associated with the Mabna Institute, a state-sponsored hacking-for-hire firm , for executing a massive global cyber espionage campaign. Operating since 2013, the malicious network systematically targeted academic …
While monitoring Android threats in June 2026, we discovered a new piece of Android malware. What struck us as unusual was that it installed like an ordinary user app yet made no attempt to disguise itself as legitimate software: it had no user interface at all. This led us to suspect the app might be reaching users’ devices without their knowledge. Further …
Welcome to this week’s edition of the Threat Source newsletter. Hello friend. I’m Mick . This is my first Threat Source newsletter, so I should probably introduce myself before I start telling you all the things I think you should be paying attention to. With assistance from an unnamed LLM, my bio reads like this: Mick Baccio is a globally recognized securit…
Research by: Jiří Vinopal ( @vinopaljiri ) Abstract What if a trusted security component could be repurposed into an attacker-controlled kernel primitive? What if a signed Microsoft remediation driver could be instructed to execute arbitrary file and registry operations from Ring 0 – without exploits, vulnerabilities, or memory corruption? In this publicatio…
UAT-10147 is a highly capable Chinese-speaking intrusion actor operating a multi-platform post-exploitation ecosystem targeting IIS and Linux servers, combining search engine optimization (SEO) fraud monetization with advanced persistence and defense evasion techniques. The newly identified SPECTRE implant represents a significant evolution in commodity intr…
Cisco Talos identified UAT-10147 targeting Windows and Linux web servers globally, impacting organizations in government, education, media, technology, and gaming sectors. The actor leveraged publicly disclosed vulnerabilities to gain initial access at scale. UAT-10147 integrated AI-driven tooling into exploitation, reconnaissance, payload generation, valida…
Unit 42 details how attackers exploit enterprise collaboration tools for identity phishing and credential theft. Discover key defense strategies. The post Identity Abuse Through Trusted Communication Channels appeared first on Unit 42 .
At Black Hat this month, a group of security researchers took a $9,000 robot dog, plugged Google's AI into its brain, and jailbroke it by telling it - with a completely straight face - that it was a Pokemon. What followed involved a wall, a blue ice chest, and anyone in the room wearing white shoes. Oh, and did we mention you can buy a flamethrower attachmen…
Overview On August 19, 2026, a security advisory was published for CVE-2026-19490 , a critical authentication bypass vulnerability affecting Citrix NetScaler ADC and NetScaler Gateway. The vulnerability carries a CVSS v4.0 base score of 9.3 and can be exploited remotely by an unauthenticated attacker over the network without user interaction or elevated priv…
Oracle released its August edition of Critical Patch Update. The update received patches for 943 security vulnerabilities. Some of the vulnerabilities addressed in this update impact more than one product. These patches address vulnerabilities in various product families, including third-party components in Oracle products. In this Oracle Critical Patch Upda…
Cássio De Alcântara is Director, LATAM Sales at Rapid7. Across Latin America, organizations are embracing cloud, AI, and digital transformation to drive innovation and business growth. These technologies create new opportunities, but also introduce greater complexity and expanding attack surfaces. In this environment, security leaders are being asked to unde…
Crime script analysis is a narrative-driven technique that can be used alongside, or as an alternative to, tactics, techniques, and procedures (TTPs) — creating human-readable stories that describe attacks in a way non-technical audiences can understand. By analyzing the attacker’s workflow, we can identify how AI can be used to industrialize attacks. Throug…
When Cameron Curry discovered that his contract as a data analyst wasn't going to be renewed, he could have updated his LinkedIn profile. He could have started sending out his resume. But what the 27-year-old from Charlotte, North Carolina, did instead was turn to extortion. Read more in my article on the Hot for Security blog.
In August 2026, the actor TheHatman claimed to have stolen large volume of credentials from organizations' Microsoft Entra tenants. We provide guidance on mitigating large-scale credential attacks. The post Threat Brief: Mitigating Large-Scale Credential Attacks (Updated August 18) appeared first on Unit 42 .
Research by: Jaromír Hořejší ( @JaromirHorejsi ) Key points StopAndProtect is a newly identified operation that combines file encryption with data theft. The criminals abuse thousands of hacked WordPress websites as their infrastructure – using them to spread the malware, control infected machines, and store stolen documents, screenshots, and activity logs (…
You can’t patch everything. So what do you fix first? Findings in Q2 2026 have changed traditional answers. The latest Quarterly Threat Landscape Report from Rapid7 Labs shows vulnerability disclosures still surging while attackers use automation and AI-assisted tooling to compress the time between disclosure and exploitation. The gap that patch cycles were …
A cybersecurity expert has demonstrated how computer-generated patterns can successfully prevent surveillance cameras from detecting vehicles - such as the controversial AI-powered Flock licence plate readers that are becoming increasingly common on American streets. Read more in my article on the Hot for Security blog.
For the latest discoveries in cyber research for the week of 17th August, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Colombia’s Ministry of Justice has experienced a ransomware attack that affected part of its technology infrastructure and disrupted public services related to illicit-drug monitoring and legal processes. Offici…
Operation ASTERIX overview Rapid7 researchers identified an exposed web directory on infrastructure used to support a cryptocurrency fraud operation. The server contained raw phone-number datasets, account-validation tools, enriched lead records, phishing panels, voice-dialing scripts, fake wallet applications, persistence mechanisms, and Telegram exfiltrati…