Dashlane Brute-Force Attack on User Accounts
Password manager Dashlane disclosed a brute-force attack that began on May 31, 2026, targeting user accounts to bypass two-factor authentication (2FA) protections. Attackers aimed to register new devices on existing user accounts. While Dashlane's internal systems were not compromised, encrypted vaults of fewer than 20 personal plan users were successfully downloaded. The company's automated security controls temporarily suspended targeted accounts, and affected users were directly notified. The vault data remains protected by the users' Master Passwords.
Signal context
First seen: May 31, 2026
Last updated: Jun 29, 2026
Status: Public signal
Key points
- Brute-force attack targeting 2FA protections.
- Began on May 31, 2026.
- Encrypted vaults of fewer than 20 personal plan users downloaded.
Signal analysis
BetaIt helps compare this signal with other published signals without treating the labels as final determinations.
Likely country: Location not provided
Watch internet-facing systems, credential abuse and exploit activity.
- Source type: outside the affected organization
Impact area: Confidentiality
Likely asset: User or customer data
- 1 signal in the same sector
- 90 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
NSO Security Team News - NetSource Onehttps://www.netsourceone.com/nso-security-team-news/Public source from netsourceone.com.
Dashlane Discloses Brute-Force Attack, Encrypted Vaults of Fewer Than 20 Users Downloaded - The Hacker Newshttps://thehackernews.com/2026/06/dashlane-discloses-brute-force-attack.htmlPublic source from thehackernews.com.
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