Live disclosure tracker · updated continuously

Recent Data Breach Disclosures

Every confirmed data breach we've indexed across 4671+ incidents from healthcare, finance, technology, government, retail, and education. Sourced from Verizon DBIR, public disclosure feeds, and major security news outlets. Updated automatically.

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Latest Disclosures

high · tech · Apr 20, 2026

Cisco Catalyst SD-WAN Manager

Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability — Cisco Catalyst SD-WAN Manager contains an exposure of sensitive information to an unauthorized actor vulnerability

View incident → Original disclosure Indexed 1 week, 5 days ago
high · tech · Apr 20, 2026

JetBrains TeamCity

JetBrains TeamCity Relative Path Traversal Vulnerability — JetBrains TeamCity contains a relative path traversal vulnerability that could allow limited admin actions to be performed.

View incident → Original disclosure Indexed 1 week, 5 days ago
high · tech · Apr 20, 2026

Cisco Catalyst SD-WAN Manger

Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability — Cisco Catalyst SD-WAN Manager contains an incorrect use of privileged APIs vulnerability due to improper file handling on the API interface o

View incident → Original disclosure Indexed 1 week, 5 days ago
high · tech · Apr 20, 2026

Kentico Kentico Xperience

Kentico Xperience Path Traversal Vulnerability — Kentico Xperience contains a path traversal vulnerability that could allow an authenticated user's Staging Sync Server to upload arbitrary data to path relative locations.

View incident → Original disclosure Indexed 1 week, 5 days ago
high · tech · Apr 20, 2026

Cisco Catalyst SD-WAN Manager

Cisco Catalyst SD-WAN Manager Storing Passwords in a Recoverable Format Vulnerability — Cisco Catalyst SD-WAN Manager contains a storing passwords in a recoverable format vulnerability that allows an authenticated, local

View incident → Original disclosure Indexed 1 week, 5 days ago
critical · healthcare · Apr 19, 2026

Qilin’s 2024 attack on NHS

Long-term follow-ups are important, and DataBreaches is glad that Alexander Martin points out that at least one NHS Trust is still impacted by the Qilin ransomware attack on Synnovis in 2024. From his reporting: At South

View incident → Original disclosure Indexed 1 week, 6 days ago
medium · tech · Apr 19, 2026

Vercel

Cloud development platform Vercel has disclosed a security incident after threat actors claimed to have breached its systems and are attempting to sell stolen data. [...]

View incident → Original disclosure Indexed 1 week, 6 days ago
medium · other · Apr 17, 2026

Recently

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or elevated administrator permissions. [...]

View incident → Original disclosure Indexed 2 weeks, 1 day ago
high · education · Apr 17, 2026

Teen arrested in Northern Ireland

Alexander Martin reports: A 16-year-old boy has been arrested in Northern Ireland after a cyberattack disrupted access to educational systems used by potentially hundreds of thousands of students. The boy, who has not be

View incident → Original disclosure Indexed 2 weeks, 1 day ago