2026 continues the year-over-year growth trend in confirmed disclosures. The list below updates as new breaches are reported by Verizon DBIR partners and major security news outlets.
Three times may be a charm for some things, but not for data security incidents. Frontier Airlines allegedly has had a third data security incident this year. First, it was BobDaHacker publishing a blog post on June 16 t
Fortinet FortiOS Exposure of Sensitive Information to an Unauthorized Actor Vulnerability — Fortinet FortiOS contains an exposure of sensitive information to an unauthorized actor vulnerability. This may allow a remote u
The PEAR ransomware group claimed to have stolen 3 TB of information from the medical business management company. The post MCBS Data Breach Affects 1.2 Million Individuals appeared first on SecurityWeek.
In May 2026, hackers stole personal and dental health information from DentaQuest’s computer network. The post DentaQuest Data Breach Potentially Impacts Over 23 Million People appeared first on SecurityWeek.
The Anubis cybercrime group has taken credit for the attack and is threatening to leak data. The post Coca-Cola Confirms Data Breach After Fairlife Ransomware Attack appeared first on SecurityWeek.
A vulnerability in Microsoft’s Active Directory Certificate Services (AD CS) could allow a low-privilege domain user to impersonate a Domain Controller, security researchers have warned. Dubbed Certighost, the flaw st
A threat actor has been using the compromised appliances to target the Microsoft 365 accounts of traveling corporate employees. The post Hacked Public Wi-Fi Gateways Used to Harvest Corporate Credentials appeared first o
Arista VeloCloud Orchestrator On-Prem OS Command Injection Vulnerability — Arista VeloCloud Orchestrator On-Prem contains an OS command injection vulnerability that may allow a remote attacker to access privileged intern
Researcher Jeremiah Fowler provides today’s entry in the “No Need to Hack When It’s Leaking” files: I recently discovered a publicly accessible database that was not password-protected or encrypte
Threat actors linked to the Cl0p (aka Chubby Scorpius, FIN11, Graceful Spider, and Lace Tempest) ransomware campaign are exploiting flaws in internet-exposed PTC Windmill and FlexPLM deployments as part of a new data ext
Jessica Lyons reports on today’s entry in the “No Need to Hack When It’s Leaking” files: Click To Pray, a prayer app endorsed by the Pope with hundreds of thousands of users worldwide, has leaked
Threat actors are using email addresses exposed in data breaches leaked by the ShinyHunters extortion group to send sextortion emails demanding $2,000 in Bitcoin. [...]
A hacker claims to have stolen the information of 2 million Origin Energy customers and is threatening to leak it. The post Data Breach Confirmed After Australian Energy Giant Origin Is Hacked appeared first on Security
Roxanne Libatique reports: Origin Energy has declined to comment on a public claim that it privately resolved a cyber extortion threat – a posture that, as of July 24, leaves the company managing simultaneous obligations
Previous reporting about the Navigate360 breach focused on tips submitted by students, teachers, and parents. In this article, we focus on tips submitted to Crime Stoppers and law enforcement-related programs that use Na
Chick-fil-A has confirmed that over 13,000 customers had their accounts breached in a wave of credential stuffing attacks targeting its website and mobile app between June 17 and June 19. [...]
OnTrac parcel delivery company is informing that hackers breached its corporate network and may have accessed personal details belonging to its customers. [...]
The Clop ransomware gang (also tracked as Cl0p) is targeting Internet-exposed PTC Windchill and FlexPLM instances in a new data theft extortion campaign. [...]
Bob Chiarito reports: Six weeks after a cyberattack shut down the campus for two days, several Evanston Township High School students received phishing emails this week. The emails offered students part-time jobs paying
Threat actors used credentials obtained from other companies to hack into Chick-fil-A One accounts. The post Chick-fil-A Accounts Get Fried in Credential Stuffing Attack appeared first on SecurityWeek.
Nick Hawthorne reports: Kootenai County has begun notifying residents whose personal information may have been compromised in a ransomware attack detected on the county’s computer network in late March. According t
Dolphin X is a new infostealer that uses AI to sort and rank victims, giving cybercriminals a faster way to identify lucrative targets
A cyberattack on a food and logistics firm disrupts the supply of frozen food to thousands of clients, including major franchises like Kentucky Fried Chicken.
Origin Energy has confirmed that an unauthorized party accessed and subsequently leaked customer data online, exposing sensitive personally identifiable information (PII), among others. [...]