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ThreatsDay: CEO Phishing Kits, 5K Dropbox Account Hacks, OAuth Traps + 17 More Stories

3 September 2026 at 18:02
The worst part is how normal these attacks look. A call from IT. A shared file. A trusted app. A simple request to click β€œAllow.” Why break in when someone might open the door? That idea runs through this edition. Attackers use real tools, fake login pages, old account links, and software guides that point to unsafe downloads. One wrong letter in a web address can be enough. There is also

Critical Cisco Nexus 9000 Flaw Lets Unauthenticated Remote Attackers Run Code as Root

3 September 2026 at 15:52
Cisco has released patches to address a critical security flaw affecting 10 Silicon One-based Nexus 9000 switches that could allow an unauthenticated, remote attacker to execute code as root, alongside an IOS XR hardening release bundling 7 umbrella CVEs, 2 of which are rated 9.8, with no workaround for any IOS XR version. The Nexus vulnerability, tracked as CVE-2026-20212 (CVSS score: 9.8), is

BraZetsu Malware Turns Compromised Windows Hosts Into Criminal Marketplace Inventory

3 September 2026 at 15:26
Cybersecurity researchers have disclosed details of a sophisticated Python-based Windows malware framework called BraZetsu that fuels an underground marketplace commercializing access to compromised hosts. "Unlike the standard infostealer model, BraZetsu is a comprehensive master toolkit that empowers Initial Access Brokers (IABs) by turning compromised systems into highly valuable commercial

Thomson Reuters Court Software Breach May Have Exposed SSNs and Sealed Data

3 September 2026 at 14:39
Thomson Reuters disclosed on Wednesday that an unauthorized party obtained files from C-Track, the court case management platform sold by its West Publishing Corporation unit, in March 2026, affecting courts in 11 U.S. states, the U.S. Virgin Islands, and Ontario, Canada. West Publishing said it discovered the activity on June 30, 2026. A subset of court records could contain individuals' names

US Becomes Top Target in RMM Phishing Campaign Spanning 46 Countries

3 September 2026 at 11:58
An RMM phishing campaign initially associated with Canadian targeting due to its use of Canada Revenue Agency (CRA) tax forms as lures has turned out to be part of a broader campaign spanning 46 countries. Around 45% of observed activity was associated with the United States, making it the campaign's top geographic target. ANY.RUN research connected 601 cases to the wider operation, which uses

Attackers Turn Trusted Node.js Runtime Into Malware Delivery Tool in Targeted Attacks

3 September 2026 at 10:43
Threat actors are leveraging the trusted Node.js JavaScript runtime in multiple cyber attacks as a way to deploy malicious payloads. According to a new report published by the Symantec Threat Hunter Team today, the attack method has been put to use in attacks targeting government departments, technology companies, and hotels since February 2026. "The technique's appeal is that node.exe (the

Shai-Hulud's Reach Just Grew to 469 Credential Locations. Here's What That Means

3 September 2026 at 10:36
In early August, GitGuardian researchers found that a recent Shai-Hulud infostealer worm variant had evolved to scan for credentials across 469 locations across developer environments, Continuous Integration/Continuous Deployment (CI/CD) tooling, cloud configurations, and even AI tool configs. Earlier variants of the infostealer worm only checked 189 paths. The jump says a lot. Attackers have

Pegasus Zero-Click Spyware Exploit Infects Serbian Student Movement Member's iPhone

3 September 2026 at 08:43
The iPhone belonging to a member of Serbia's student protest movement was infected with NSO Group's Pegasus spyware, according to new findings from the Citizen Lab in collaboration with the SHARE Foundation. "Our analysis confirmed that an iMessage zero-click exploit was used to infect the device with NSO Group's Pegasus spyware," the Citizen Lab said. "We found high-confidence indicators of

Researcher Releases FalconFlank PoC Showing Privilege Escalation in CrowdStrike Falcon

3 September 2026 at 06:26
The security researcher known as Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has dropped a new zero-day dubbed FalconFlank, a privilege escalation flaw impacting Crowdstrike Falcon. "FalconFlank is a 0day privilege escalation that abuses the office malicious macros remediation in CrowdStrike Falcon Sensor," the researcher said in a GitHub README file, adding

CISA Adds Seven Exploited Flaws as Attackers Deploy Reverse Shells and Crypto Miners

3 September 2026 at 05:19
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added seven security flaws to its Known Exploited Vulnerabilities (KEV) catalog after they landed in attackers' crosshairs. The vulnerabilities are as follows - CVE-2026-83548 (CVSS score: 10.0) - A server-side request forgery vulnerability in SonicWall SMA 1000 Appliances that could allow a remote unauthenticated

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