KEVWire

Security intelligence, with context.

Response snapshot Oct 26, 2026, 23:11 UTC

Back to the wire
Permalink
Disclosed incidenthibp-june2026stealerlogs

June 2026 Stealer Logs breach: 56,278,397 accounts exposed

In June 2026, a collection of accumulated stealer logs from various sources was added to HIBP. The corpus comprised 56M unique email addresses across hundreds of millions of stealer log records.

At a glance

Sources
1 source

What to do

If you or your organization used this service, change reused passwords, watch for phishing that uses the exposed data, and check the disclosure for the organization's guidance.

Read Have I Been Pwned: June 2026 Stealer Logs (opens a new tab)

What happened

In June 2026, a collection of accumulated stealer logs from various sources was added to HIBP. The corpus comprised 56M unique email addresses across hundreds of millions of stealer log records. The data also contained 124M unique passwords, which have been added to Pwned Passwords and are now searchable.

Individuals can view any records captured against their email address in the stealer logs section of their dashboard . Organisations can see logs affecting their domain via the stealer logs API .

Sources

  1. Primary source

    Have I Been Pwned: June 2026 Stealer Logs (opens a new tab)

    Verified breach loaded into Have I Been Pwned: account count, exposed data types, and dates.

    Published Checked

  2. Primary source

    Have I Been Pwned breach API (opens a new tab)

    The breach list that supplied this entry.

    Published Date not suppliedChecked

Cite this record

For factual claims, cite the primary sources above; cite KEVWire for its compilation, dates, and classifications.

APA

KEVWire. (2026, June 15). June 2026 Stealer Logs breach: 56,278,397 accounts exposed. https://kevwire.com/record/hibp-june2026stealerlogs

MLA

"June 2026 Stealer Logs breach: 56,278,397 accounts exposed." KEVWire, 15 June 2026, kevwire.com/record/hibp-june2026stealerlogs.

Chicago

KEVWire. "June 2026 Stealer Logs breach: 56,278,397 accounts exposed." Last modified June 15, 2026. https://kevwire.com/record/hibp-june2026stealerlogs.

Evidence summary (plain text)

June 2026 Stealer Logs breach: 56,278,397 accounts exposed (Jun 15, 2026).
In June 2026, a collection of accumulated stealer logs from various sources was added to HIBP. The corpus comprised 56M unique email addresses across hundreds of millions of stealer log records. The data also contained 124M unique passwords, which have been added to Pwned Passwords and are now searchable. Individuals can view any records captured against their email address in the stealer logs section of their dashboard . Organisations can see logs affecting their domain via the stealer logs API .
Sources:
Have I Been Pwned: June 2026 Stealer Logs: https://haveibeenpwned.com/Breach/June2026StealerLogs
Have I Been Pwned breach API: https://haveibeenpwned.com/api/v3/breaches
Record ID: hibp-june2026stealerlogs.
Record origin: Ingested record.
AI evidence: Not assessed.
About this data

This record was ingested from a data source. Retrieved: Oct 26, 2026, 22:25 UTC. Ingestion is not an independent editorial investigation.

Verified by Have I Been Pwned. Breach date: 2026-06-15; loaded 2026-06-15. Exposed data: Email addresses, Passwords. Counts are accounts in the loaded data, not necessarily distinct people.

Technology tags indicate possible relevance, not verified exposure. Confirm the affected product, version, and configuration against your own inventory; KEVWire does not scan your systems.

A personal reading checklist on this device, not verified remediation.

Record JSON

Your account

Email alerts

Email alerts are not available yet. To follow your stack today, use its RSS feed, which honors your filters, or connect an AI agent through the API.

Suggest an improvement

Ideas, missing sources, corrections, and bugs are all welcome. No account needed. Suggestions are reviewed by a person before anything changes.

Record details

Record detail