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.
WeedHack Minecraft Malware Survives C2 Takedown: Fake Client Sites Still Active, SEO Poisoning Puts Malicious Downloads at the Top of Google McAfee Labs published a follow-up report on the WeedHack Malware-as-a-Service c
Yesterday, DataBreaches reported that ShinyHunters had added ReliaQuest to its dedicated leak site, but without any substantive proof — only a few screenshots showing access to a user account on reliaquest.okta[.]com/end
The disruption took place amid a wave of attacks targeting vulnerable industrial devices in the water and energy sectors.
A package gets installed. A login prompt opens. A box sits exposed to the internet. Nothing looks unusual yet. That’s roughly the mood this week. Trusted tools turn hostile, old weak spots get fresh attention, AI makes
The private equity firm appears to have been targeted as part of a campaign focusing on major financial companies. The post Personal Information Exposed in Apollo Global Data Breach appeared first on SecurityWeek.
Truffle Security says it found over 9000 publicly accessible and active AWS key pairs
ClickFix-style threat campaigns are using a new trick to evade detection and deliver Amatera, an increasingly prevalent infostealer.
A breach at South Korea's government-backed startup platform exposed encrypted personal data after an encryption key was included in an API. Penta Security explains why encryption keys must be securely managed and kept s
Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability — Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in contain an improper access control vulnerability that can re
Eduard Kovacs reports: Private equity giant Apollo Global Management has disclosed a data breach that exposed sensitive personal information. According to a data breach notice sent to affected individuals, a social engin
A DataBreaches.net Commentary On July 31, Asheville Beaverdam NC Opco LLC d/b/a Bear Mountain Health and Rehabilitation, Asheville Victoria NC Opco LLC d/b/a Elevate Health & Rehabilitation, and Asheville US Seventy
Iran-linked hackers shut down a UK power plant for four days in the first confirmed attack of its kind, concurrent with water infrastructure attacks across 12 US states. Iran-linked hackers shut down a British power plan
6,090 records exposed — Bank account numbers, Email addresses, Names, Partial credit card data and 2 more
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Akira Hits Safe Mode: Ransomware Rebooting Around EDR  Multi-F
Data breach affecting 1.2M individuals at Atlanta-based medical business management company
UPDATE: Yesterday, DataBreaches reported that ShinyHunters had added ReliaQuest to its dedicated leak site, but without any substantive proof — only a few screenshots showing access to a user account on reliaquest.
568,972 records exposed — Dates of birth, Email addresses, Genders, Geographic locations and 2 more
WSFB reports: State officials say a data breach involving the Connecticut Medicaid program’s provider portal exposed payment and claims information tied to roughly 41,000 HUSKY Health members. The Connecticut Department
Zimbra Collaboration Suite (ZCS) OS Command Injection Vulnerability — Zimbra Collaboration Suite (ZCS) contains an OS command injection vulnerability which could allow an unauthenticated attacker to send specially crafte
Ransomware remains one of the most disruptive cyber threats organizations face. Companies have strengthened their cyber defenses over the years, but attackers in 2026 have become faster, more targeted, and increasingly r
OpenAI is adding a new safety capability that allows enterprises to detect misuse of its AI systems across multiple interactions without retaining prompts or responses, enabling risk monitoring while preserving its Zero
The good news? AI gives cyber defenders some of the best discovery tooling they’ve ever had. The bad news? It gives attackers the same capability. This duality has left CISOs managing AI on two simultaneous fronts.
In April, Silent Ransom Group’s (SRG)* leak site listed 38 law firms that had not paid them and whose data was leaked. By June 29, there were 48 law firms. Now there are 64, and, in somewhat surprising claims, SRG
The statement came a day after a hacking group calling itself Black Spark claimed it had spent more than a month inside Microolap’s network and gained access to its internal systems, including EtherSensor, the company's