The latest Security Affairs newsletter covers a range of global cybersecurity incidents and trends. Key topics include ransomware extortion, significant cyberattacks on major companies like Odido and a Japanese taxi operator, and the compromise of the AsyncAPI npm organization. The newsletter also highlights new malware strains, exploitation campaigns targeting CMS, and state-sponsored cyber activities from Russia, China, and North Korea.

SonicWall has issued a warning regarding the active exploitation of two zero-day vulnerabilities affecting its SMA 1000 series products. The company did not immediately disclose specific details about the nature of these vulnerabilities or the extent of the observed exploitation.
This alert comes as part of a broader landscape of cybersecurity threats. The U.S. CISA has recently added several other flaws to its Known Exploited Vulnerabilities catalog, including issues in Fortinet FortiSandbox, Microsoft SharePoint, KNX Association KNX Protocol Connection Authorization Option 1, Oracle, Cisco IOS, and additional Microsoft products.
In other developments, Zoom has addressed a critical account takeover vulnerability, identified as CVE-2026-53412. Separately, a new exploit dubbed "LegacyHive" has been unveiled, reportedly affecting fully patched Windows systems.
Supply chain attacks continue to be a concern, with malware injected into AsyncAPI npm packages, which collectively have approximately 2 million weekly downloads. Additionally, a new macOS infostealer named CrashStealer has been observed using signed applications to bypass Apple's Gatekeeper security feature.
Several organizations have reported recent cyber incidents. Ernst & Young (EY) is investigating a data breach stemming from a third-party support ticket system. Nichirei, a major Japanese food company, experienced a cyberattack that disrupted operations. Japan's largest taxi company, Nihon Kotsu, also had its systems temporarily suspended due to a cyberattack. Lidl notified online shop customers in Germany, Belgium, and the Netherlands about a data breach.
Law enforcement efforts have seen two members of the Scattered Spider group sentenced to prison in connection with a £29 million cyberattack against Transport for London. An Armenian national has pleaded guilty to a ransomware extortion conspiracy in the United States. The U.S. Treasury has also sanctioned a VPN provider and a cryptor seller implicated in billions of dollars in ransomware losses.
Persistent threats include the 13-year-old China-linked malware Daxin, which has been found active on a manufacturer's network and has resurfaced in Taiwan alongside a new backdoor. A new Russian campaign is deploying the Starland RAT through fake Webex and Zoom installers. Furthermore, a Chinese cyber espionage campaign is reportedly leveraging Claude Code and DeepSeek AI technologies.
In terms of security updates, July 2026 saw a record-breaking Patch Tuesday, with 621 CVEs addressed in a single month. OpenSSL has also released a fix for a memory exhaustion bug, dubbed "HollowByte."
Recommendations from the U.S. and allied governments emphasize securing network devices against Russian APT groups, while Australia has alerted organizations to ongoing exploitation campaigns targeting website content management systems (CMS).
A weakness has been identified in Tenda CP3 27.5.57.101. This issue affects some unknown processing of the file Net/NetCheckPing.cpp. This manipulation of the argument interface_name/host causes os command injection. The attack can be initiated remotely.
A security flaw has been discovered in Tenda CP3 27.5.57.101. This vulnerability affects the function SystemAsh of the file Apis/system.c of the component Kylin. The manipulation of the argument AlarmVoiceURL results in os command injection. It is possible to launch the attack remotely.

OpenAI has announced a $1 billion commitment to provide subsidized access to its Daybreak AI cybersecurity tools for under-resourced critical infrastructure defenders. The initiative, named Daybreak for Frontline Defenders, will offer AI models, training, and technical support over the next six months, prioritizing water and wastewater utilities, electric grid operators, and local government entities. This move aims to equip organizations with limited budgets and staff against increasingly sophisticated cyber threats.

Attackers are exploiting a new unpatched vulnerability in Magento Open Source and Adobe Commerce that lets them run malicious code on an online store's server without logging in, Dutch e-commerce security company Sansec said in an advisory published on September 5. Sansec, which discovered the flaw and named it StyleSmuggler, said attacks started on September 4. "Sansec is publishing early
In BPF instructions that load/store a value from/to a scratch memory register the register index is an unsigned 32-bit integer and must not exceed 15, but libpcap BPF interpreter does not validate the value. In particular uncommon use cases a crafted filter program can cause the interpreter to try reading and writing the OS process memory in the 16GiB starting at the current stack frame on 64-bit architectures and in the entire address space on 32-bit architectures.

Attackers are exploiting two new PaperCut flaws to steal credentials and gain privileged access in education-sector attacks across the U.S. and Europe. Attackers are exploiting two recelty disclosed PaperCut flaws, CVE-2026-81578 and CVE-2026-82078, in attacks targeting schools and other education organizations in the U.S. and Europe, as reported by TheHackerNews. Arctic Wolf researchers observed