Latest Cybersecurity News and Articles

---

ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named

More information has emerged on the ToolShell SharePoint zero-day attacks, including impact, victims, and threat actors. The post ToolShell Attacks Hit 400+ SharePoint Servers, US Government Victims Named appeared first on SecurityWeek.

---

Europol Arrests XSS Forum Admin in Kyiv After 12-Year Run Operating Cybercrime Marketplace

Europol on Monday announced the arrest of the suspected administrator of XSS.is (formerly DaMaGeLaB), a notorious Russian-speaking cybercrime platform. The arrest, which took place in Kyiv, Ukraine, on July 222, 2025, was led by the French Police and Paris Prosecutor, in collaboration with Ukrainian authorities and Europol. The action is the result of an investigation that was launched by the

---

Hackers Deploy Stealth Backdoor in WordPress Mu-Plugins to Maintain Admin Access

Cybersecurity researchers have uncovered a new stealthy backdoor concealed within the "mu-plugins" directory in WordPress sites to grant threat actors persistent access and allow them to perform arbitrary actions. Must-use plugins (aka mu-plugins) are special plugins that are automatically activated on all WordPress sites in the installation. They are located in the "wp-content/mu-plugins"

---

Threat Actor Mimo Targets Magento and Docker to Deploy Crypto Miners and Proxyware

The threat actor behind the exploitation of vulnerable Craft Content Management System (CMS) instances has shifted its tactics to target Magento CMS and misconfigured Docker instances. The activity has been attributed to a threat actor tracked as Mimo (aka Hezb), which has a long history of leveraging N-day security flaws in various web applications to deploy cryptocurrency miners. "Although

---

OpenAI’s Sam Altman Warns of AI Voice Fraud Crisis in Banking

AI voice clones can impersonate people in a way that Altman said is increasingly “indistinguishable from reality” and will require new methods for verification. The post OpenAI’s Sam Altman Warns of AI Voice Fraud Crisis in Banking appeared first on SecurityWeek.

---

New Coyote Malware Variant Exploits Windows UI Automation to Steal Banking Credentials

The Windows banking trojan known as Coyote has become the first known malware strain to exploit the Windows accessibility framework called UI Automation (UIA) to harvest sensitive information. "The new Coyote variant is targeting Brazilian users, and uses UIA to extract credentials linked to 75 banking institutes' web addresses and cryptocurrency exchanges," Akamai security researcher Tomer

---

Should We Trust AI? Three Approaches to AI Fallibility

Experts unpack the risks of trusting agentic AI, arguing that fallibility, hype, and a lack of transparency demand caution—before automation outpaces our understanding. The post Should We Trust AI? Three Approaches to AI Fallibility appeared first on SecurityWeek.

---

France Says Administrator of Cybercrime Forum XSS Arrested in Ukraine

French authorities announced that an alleged admin of XSS.is, one of the longest-running cybercrime forums, has been arrested in Ukraine. The post France Says Administrator of Cybercrime Forum XSS Arrested in Ukraine appeared first on SecurityWeek.

---

UK’s Ransomware Payment Ban: Bold Strategy or Dangerous Gamble?

Critics warn that a ban on ransomware payments may lead to dangerous unintended consequences, including forcing victims into secrecy or incentivizing attackers to shift tactics. The post UK’s Ransomware Payment Ban: Bold Strategy or Dangerous Gamble? appeared first on SecurityWeek.

---

Coyote Banking Trojan First to Abuse Microsoft UIA

Akamai’s analysis of the Coyote malware revealed that it abuses Microsoft’s UIA accessibility framework to obtain data. The post Coyote Banking Trojan First to Abuse Microsoft UIA appeared first on SecurityWeek.

---

3.5M Records Exposed in Global Fashion Brand Breach

A database with 3.5 million records was exposed, with no password protection or encryption. 

---

Organizations Warned of Interlock Ransomware Attacks

The US government has issued an alert on the Interlock ransomware, which targets organizations via drive-by download attacks. The post Organizations Warned of Interlock Ransomware Attacks appeared first on SecurityWeek.

---

Kerberoasting Detections: A New Approach to a Decade-Old Challenge

Security experts have been talking about Kerberoasting for over a decade, yet this attack continues to evade typical defense methods. Why? It’s because existing detections rely on brittle heuristics and static rules, which don’t hold up for detecting potential attack patterns in highly variable Kerberos traffic. They frequently generate false positives or miss “low-and-slow” attacks altogether.&

---

Critical Vulnerabilities Patched in Sophos Firewall

Sophos has patched five vulnerabilities in Sophos Firewall that could allow remote attackers to execute arbitrary code. The post Critical Vulnerabilities Patched in Sophos Firewall appeared first on SecurityWeek.

---

High-Severity Flaws Patched in Chrome, Firefox

Fresh security updates for Chrome and Firefox resolve multiple high-severity memory safety vulnerabilities. The post High-Severity Flaws Patched in Chrome, Firefox appeared first on SecurityWeek.

---

Lumma Stealer Malware Returns After Takedown Attempt

The Lumma Stealer is back after Microsoft and law enforcement took action to significantly disrupt the malware’s infrastructure. The post Lumma Stealer Malware Returns After Takedown Attempt appeared first on SecurityWeek.

---

Google Launches OSS Rebuild to Expose Malicious Code in Widely Used Open-Source Packages

Google has announced the launch of a new initiative called OSS Rebuild to bolster the security of the open-source package ecosystems and prevent software supply chain attacks. "As supply chain attacks continue to target widely-used dependencies, OSS Rebuild gives security teams powerful data to avoid compromise without burden on upstream maintainers," Matthew Suozzo, Google Open Source Security

---

Hackers Start Exploiting Critical Cisco ISE Vulnerabilities

Cisco says it is aware of attempted exploitation of critical ISE vulnerabilities leading to unauthenticated remote code execution. The post Hackers Start Exploiting Critical Cisco ISE Vulnerabilities appeared first on SecurityWeek.

---

CISA Warns of SysAid Vulnerability Exploitation

CISA has added two recent SysAid vulnerabilities, CVE-2025-2776 and CVE-2025-2775, to its KEV catalog. The post CISA Warns of SysAid Vulnerability Exploitation appeared first on SecurityWeek.

---

CISA Warns: SysAid Flaws Under Active Attack Enable Remote File Access and SSRF

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added two security flaws impacting SysAid IT support software to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerabilities in question are listed below - CVE-2025-2775 (CVSS score: 9.3) - An improper restriction of XML external entity (XXE) reference vulnerability in the