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

medium · government · Apr 23, 2026

UK’s NCSC calls passkeys the

The UK’s National Cyber Security Centre (NCSC) is recommending passkeys as the default authentication method for businesses to offer consumers, citing industry progress that now makes them a more secure and user-friendly

View incident → Original disclosure Indexed 1 week, 2 days ago
medium · other · Apr 23, 2026

Luxury cosmetics giant Rituals

Rituals disclosed a breach where hackers accessed and downloaded some My Rituals members’ data, including names and addresses. Luxury cosmetics giant Rituals disclosed a data breach impacting My Rituals members after att

View incident → Original disclosure Indexed 1 week, 2 days ago
critical · other · Apr 23, 2026

RAMP Uncovered

Leaked data from RAMP reveals Russia’s ransomware ecosystem, analyzing 1,732 threads, 7,707 users, and 340,000 IP records from the forum. RAMP was not just another dark web forum. It was one of the clearest examples of h

View incident → Original disclosure Indexed 1 week, 2 days ago
medium · government · Apr 23, 2026

Claude Mythos signals a new

The Claude Mythos Preview appears to be living up to the hype, at least from a cybersecurity standpoint. The model, which Anthropic rolled out to a small group of users, including Firefox developer Mozilla, earlier this

View incident → Original disclosure Indexed 1 week, 2 days ago
critical · tech · Apr 23, 2026

RAMP Uncovered

Pierluigi Paganini reports: A leaked database from RAMP gives us a rare look behind the curtain. It shows how cybercrime works when it becomes structured, commercial, and repeatable. Instead of random hackers acting alon

View incident → Original disclosure Indexed 1 week, 2 days ago
high · tech · Apr 22, 2026

Microsoft Defender

Microsoft Defender Insufficient Granularity of Access Control Vulnerability — Microsoft Defender contains an insufficient granularity of access control vulnerability that could allow an authorized attacker to escalate pr

View incident → Original disclosure Indexed 1 week, 3 days ago
medium · tech · Apr 22, 2026

BlueLeaks 2.0

Overview and Background This is the first of what will likely be several updates to this site’s exclusive reporting on the “BlueLeaks 2.0” incident that exposed anonymous and sensitive tips by and about

View incident → Original disclosure Indexed 1 week, 3 days ago
critical · government · Apr 21, 2026

French govt agency

France Titres, the government agency in France for issuing and managince administrative documents has disclosed a data breach after a threat actor claimed the attack and stealing citizen data. [...]

View incident → Original disclosure Indexed 1 week, 4 days ago
medium · other · Apr 21, 2026

No Exploit Needed

The cybersecurity industry has spent the last several years chasing sophisticated threats like zero-days, supply chain compromises, and AI-generated exploits. However, the most reliable entry point for attackers still ha

View incident → Original disclosure Indexed 1 week, 4 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