Julio de 2025: los ataques cibernéticos más grandes, ataques de ransomware e violaciones de datos

Threat Score:
90
Ciberseguridadpyme
4 hours ago

Overview

La ⁣ciberseguridad se ha convertido en una preocupación seria ya que nuestras ⁢vidas⁣ están significativamente entrelazadas con las tecnologías digitales. Julio de 2025 ha ‍demostrado ser un punto de inflexión debido a algunos de⁣ los mayores ataques⁤ cibernéticos, ataques de ransomware y violaciones de datos presenciadas en⁢ múltiples sectores ⁤y regiones⁣ a nivel mundial. los […] La entrada Julio de 2025: los ataques cibernéticos más grandes, ataques de ransomware e violaciones de datos se pub...

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5 articles
1

Highlands Oncology Group notifies 113,575 people after ransomware attack by Medusa

Databreaches • 3 hours ago

On August 1, Highlands Oncology Group in Arkansas notified the Maine Attorney General’s Office of a ransomware attack it discovered on June 2, when certain files and systems were inaccessible. Investigation into the incident revealed that there had been unauthorized access at times between January 21, 2025, and June 2, 2025. On June 19, the...

Score
88
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2

🚨 Active exploitation alert: Critical SharePoint RCE (CVE-2025-53770) Attackers are actively exploiting a dangerous, unauthenticated remote code execution vulnerability—dubbed "ToolShell"—in Microsoft SharePoint. This flaw allows attackers to bypass auth - LinkedIn

News • 7 hours ago

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Score
85
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3

Akira Ransomware Exploits 0-Day Vulnerability in SonicWall Firewall Devices

GB Hackers • 5 hours ago

Akira Ransomware Exploits 0-Day Vulnerability in SonicWall Firewall Devices Cybersecurity firm Arctic Wolf has identified a significant increase in ransomware attacks targeting SonicWall firewall devices in late July 2025, with evidence pointing to the exploitation of a previously unknownzero-day vulnerability. The company’s investigation revealed multiple coordinated attacks using SonicWall SSL VPNs as the initial access point, raising serious concerns the security of these widely deployed netw

Score
82
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4

Qilin Ransomware Affiliate Panel Login Credentials Exposed Online

GB Hackers • 3 hours ago

Qilin Ransomware Affiliate Panel Login Credentials Exposed Online A significant security breach within the Qilin ransomware operation has provided unprecedented insight into the group’s affiliate network structure and operational methods. On July 31, 2025, internal conflicts between the ransomware group and one of its affiliates led to the public exposure of sensitive operational details, marking a rare glimpse into the inner workings of a majorransomware-as-a-service (RaaS) operation. Affiliate

Score
81
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5

Akira Ransomware Exploits SonicWall VPNs in Likely Zero-Day Attack on Fully-Patched Devices

The Hacker News • 7 hours ago

SonicWall SSL VPN devices have become the target of Akira ransomware attacks as part of a newfound surge in activity observed in late July 2025. "In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each involving VPN access through SonicWall SSL VPNs," Arctic Wolf Labs researcher Julian Tuinsaidin a report. The cybersecurity company suggested that the attacks could be exploiting an as-yet-undetermined security flaw in the appliances, meanin

Score
81
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