Skip to content
September 2026 Page 21

September 2026

Gyazo Breach Exposes 23.62 Million User Records and 490 Million Image Metadata Records

Gyazo Breach Exposes 23.62 Million User Records and 490 Million Image Metadata Records

A security breach at Gyazo, Helpfeel’s image-sharing service, exposed about 23.62 million user records, including email addresses and password hashes, the Kyoto-based company said in a notice published Wednesday. It also exposed about 490 million image metadata… 

Cisco Warns of New Zero-Day ISE Auth Bypass (CVSS 10.0) Exploited in Active Attacks

Cisco Warns of New Zero-Day ISE Auth Bypass (CVSS 10.0) Exploited in Active Attacks

Ravie LakshmananSep 17, 2026Vulnerability / Web Security Cisco has warned of a fresh maximum-severity security flaw impacting Identity Services Engine (ISE) that has come under active exploitation. The vulnerability, tracked as CVE-2026-76460 (CVSS score: 10.0),… 

U.S. Seizes NightmareStresser Domains Linked to Hundreds of Thousands of DDoS Attacks

U.S. Seizes NightmareStresser Domains Linked to Hundreds of Thousands of DDoS Attacks

Ravie LakshmananSep 17, 2026Cybercrime / DDoS-for-Hire The U.S. Department of Justice (DoJ) on Tuesday announced the court-authorized seizure of internet domains associated with a distributed denial-of-service (DDoS)-for-hire service known as NightmareStresser. The domains in question… 

Nonprofit that tracks meteors taken down by “critical blow” from a cyberattack

Nonprofit that tracks meteors taken down by “critical blow” from a cyberattack

The International Meteor Organization, the nonprofit that coordinates and publishes amateur and professional observations of meteor phenomena, said its infrastructure has suffered a “critical blow” from a cyberattack. “We recently suffered a cyberattack that dealt… 

Attackers Exploit Issabel Framework Flaw Enabling Unauthenticated OS Command Execution

Attackers Exploit Issabel Framework Flaw Enabling Unauthenticated OS Command Execution

Ravie LakshmananSep 16, 2026Vulnerability / Web Security A critical security flaw in Issabel Framework, a web-based framework for the open-source unified communications PBX software, has come under active exploitation. The vulnerability in question is CVE-2026-89026…