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Cyber Attack & Data Breach

Tracks cyberattacks, data breaches, compromised organizations, leaked data, and other security incidents

2228 articles

Cyber Attack & Data Breach · lrt.lt

Reported Holiday Inn Data Leak Exposes 500+ Customers After Ransom Was Unpaid

EcomWall reported that the SafePay group stole and published data linked to Holiday Inn Vilnius, including information on 500+ customers and over 100 employees. The hotel says authorities are investigating.

Oct 2, 2026
Cyber Attack & Data Breach · securityweek.com

Microsoft Confirms Official X Account Was Hijacked to Promote Crypto Token

Microsoft confirmed attackers took over its X account, changed its profile image and promoted a Clippy-themed crypto token. The company removed the posts, secured the account and is investigating how access was gained.

Oct 2, 2026
Cyber Attack & Data Breach · bleepingcomputer.com

Attackers Hijack Microsoft’s X Account to Promote Crypto Token

Unknown attackers hijacked Microsoft’s official X account to promote a Clippy-themed crypto token in an apparent pump-and-dump scheme. Microsoft removed the posts, secured the account, and is investigating.

Oct 2, 2026
Cyber Attack & Data Breach · dysruptionhub.com

Vicksburg Disconnects City Systems After Ransomware Attack

Vicksburg, Mississippi, disconnected its computer systems after a ransomware attack disrupted municipal operations. Emergency and public services remain available, but in-person utility payments may be delayed while specialists investigate.

Oct 2, 2026
Cyber Attack & Data Breach · topics.smt.docomo.ne.jp

How Nagano Nippo Kept Publishing After a Ransomware Attack

A ransomware attack struck Nagano Nippo on Dec. 19, 2023, just as printing was due to begin. The newspaper isolated its network, but production servers and most layout PCs became unusable, with data nearly destroyed.

Oct 2, 2026
Cyber Attack & Data Breach · bleepingcomputer.com

MetaMask Reports Infrastructure Security Incident, Exits Affected Ethereum Validators

MetaMask disclosed an ongoing incident affecting some internal infrastructure and says wallets face no immediate threat. As a precaution, it is exiting affected Ethereum validators; Lido warns of missed rewards and possible penalties.

Oct 2, 2026
Cyber Attack & Data Breach · ransomware.live

Ransomware Group Claims Attack on Peru’s Hospital Hermilio Valdizán

Ransomhouse claimed a ransomware attack on Lima’s Hospital Hermilio Valdizán, with services reportedly disrupted. The post says the claim is unconfirmed and cites the group’s onion site: hxxp://zohlm7ahjwegcedoz7lrdrti7bvpofymcayotp744qhx6gjmxbuo2yid[.]onion/r/cd414b5bf

Oct 2, 2026
Cyber Attack & Data Breach · wjtv.com

Ransomware Attack Temporarily Shuts Down Vicksburg City Systems

Vicksburg is investigating a ransomware attack that temporarily shut down city computer systems. Emergency and utility services remain operational, and officials have not determined whether personal or confidential information was accessed.

Oct 2, 2026
Cyber Attack & Data Breach · sverigesradio.se

Ransomware Attack Halts Svedala Municipality Systems

A ransomware attack halted Svedala Municipality’s systems and prompted a crisis response. Authorities are working with police to assess the damage amid reports of attempted data theft.

Oct 1, 2026
Cyber Attack & Data Breach · houmatoday.com

Cyberattack Takes Terrebonne Parish Government Systems Offline

A cyberattack took Terrebonne Parish Government systems offline on September 30. Louisiana’s State Office of Homeland Security is investigating; whether personal information was compromised remains unknown.

Oct 1, 2026
Cyber Attack & Data Breach · malwarebytes.com

Pentagon Says DMDC Breach Exposed Personal Data of Millions

The Pentagon says a breach of Defense Manpower Data Center records exposed personal information belonging to 2.76 million living people and 294,000 deceased individuals. The attackers reportedly accessed the system from October 2025 to July 2026.

Oct 1, 2026
Cyber Attack & Data Breach · bleepingcomputer.com

Pentagon Says Hackers Stole Data on More Than 3 Million People

The Pentagon says attackers exploited a vulnerability in DMDC file-sharing systems and accessed data on more than 3 million people, including Social Security numbers and military records. DMDC is offering 12 months of credit monitoring.

Oct 1, 2026
Cyber Attack & Data Breach · thehackernews.com

MetaMask Exits Affected Ethereum Validators Amid Ongoing Security Incident

MetaMask is responding to an undisclosed security incident affecting part of its infrastructure and has begun exiting affected Ethereum validators. It said there is no immediate threat to wallets; Lido warned of possible foregone rewards and downtime penalties.

Oct 1, 2026
Cyber Attack & Data Breach · thehackernews.com

Bitget Says Third-Party Zero-Day Enabled $387.5 Million Wallet Theft

Bitget says attackers exploited a zero-day in third-party security products to access its wallet environment and steal $387.5 million across 11 blockchains. The exchange disabled affected functionality; some assets were frozen.

Oct 1, 2026
Cyber Attack & Data Breach · bleepingcomputer.com

Zammad Zero-Days Enabled AI-Driven Breach of DIVD Network

DIVD says attackers chained two Zammad zero-days to hijack sessions, execute code, gain root access, and exfiltrate data. Segmentation and response actions limited further movement; users are urged to upgrade to version 7 or take instances offline.

Sep 30, 2026
Cyber Attack & Data Breach · helpnetsecurity.com

OpenInfra Europe’s Artifactory Instance Compromised Through Authentication Bypass

Attackers exploited CVE-2026-82329 to gain admin access to OpenInfra Europe’s Artifactory. Artifacts downloaded from artifactory[.]nordix[.]org between August 28 and September 15, 2026, should be treated as potentially compromised.

Sep 30, 2026
Cyber Attack & Data Breach · malwarebytes.com

Phishing Attack Steals Arizona Court Records, Including 150,000 Foster Care Reports

Attackers used a phishing link to access Arizona court system backups and copy sensitive records, including more than 150,000 foster care reports. The court says the incident is under investigation and has no evidence the files have been shared.

Sep 30, 2026
Cyber Attack & Data Breach · wsls.com

Possible Data Incident Disrupts City of Radford Internet and Services

A possible data incident has disrupted internet access and municipal services across several City of Radford departments. The city has engaged cybersecurity experts and notified state and federal law enforcement; the investigation is ongoing.

Sep 30, 2026
Cyber Attack & Data Breach · bleepingcomputer.com

Bitget Says Zero-Days in Third-Party Security Appliances Led to $387.5 Million Theft

Bitget says attackers exploited zero-day flaws in third-party security appliances, moved laterally into its wallet infrastructure, and stole $387.5 million. Investigators found web shells and malicious packages; the exchange launched a recovery bounty program.

Sep 30, 2026
Cyber Attack & Data Breach · securityonline.info

Glow Labs Says AI Coding Agents Exposed 13,000 Internal Screenshots on Public GitHub

Glow Labs says coding agents uploaded more than 13,000 internal screenshots to public GitHub repositories across 300+ organizations. The exposure was accidental, and the reported scale has not been independently verified.

Sep 30, 2026
Cyber Attack & Data Breach · cyberscoop.com

Citrix NetScaler Zero-Days Used to Compromise Organizations for Weeks Before Detection

Mandiant says attackers exploited a Citrix NetScaler zero-day for at least three weeks, likely compromising dozens of organizations. Citrix disclosed and patched two actively exploited flaws; researchers expect further exploitation.

Sep 30, 2026
Cyber Attack & Data Breach · dysruptionhub.com

Ransom Demand Disrupts Slate Valley School District Systems in Vermont

A September cybersecurity incident disrupted internet, email and student technology at Vermont’s Slate Valley school district. The district declined a ransom or extortion demand and is investigating possible data impact; the attacker and any compromise remain unknown.

Sep 30, 2026
Cyber Attack & Data Breach · investx.fr

AngMar Reports Breach Affecting 35,916 Texans; Interlock Claims 710 GB Stolen

AngMar reported unauthorized access to its systems in July 2026, affecting 35,916 Texans. Ransomware group Interlock later claimed it stole 710 GB, a claim absent from AngMar’s notice; the full scope remains unknown.

Sep 30, 2026
Cyber Attack & Data Breach · dysruptionhub.com

Unusual IT Activity Disrupts Weld Re-8 School District Network

Weld Re-8 said unusual IT activity disrupted network drives, printing and external internet access on Sept. 13. It isolated affected systems and launched an investigation with law enforcement; unauthorized access and restoration status remain unconfirmed.

Sep 30, 2026
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