LastPass Customer Data Leaked via Klue Supply Chain Attack
LastPass, a password management provider, confirmed that customer data was stolen from its Salesforce environment due to a supply chain attack on its software partner, Klue. The compromised data includes names, emails, physical addresses, phone numbers, support-case data, and sales-related information.
Signal context
First seen: Jun 23, 2026
Last updated: Jun 26, 2026
Status: Public signal
Key points
- Data stolen from LastPass's Salesforce CRM environment.
- Breach originated from a supply chain attack on Klue, a market intelligence platform.
- Exposed data includes names, emails, physical addresses, phone numbers, and support/sales-related information.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Information
Likely country: 🇧🇪 Belgium
inferred from source domains
The feed marks multiple actor roles. Treat this as a review signal rather than a final attribution.
- Source type: outside the affected organization
- Source type: supplier or third-party involvement
Impact area: Confidentiality
Likely asset: User or customer data
- 29 signals in the same sector
- 93 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
LastPass confirms data breach in Klue supply chain attack - Bleeping Computerhttps://www.bleepingcomputer.com/news/security/lastpass-confirms-data-breach-in-klue-supply-chain-attack/Public source from bleepingcomputer.com.
BeyondTrust, LastPass Impacted by Klue-Salesforce Incidenthttps://www.securityweek.com/beyondtrust-lastpass-impacted-by-klue-salesforce-incident/Public source from securityweek.com.
LastPass confirms data breach after hacker compromises supply chain — here's what we knowhttps://www.techradar.com/pro/security/lastpass-confirms-data-breach-after-hacker-compromises-supply-chain-heres-what-we-knowPublic source from techradar.com.
LastPass says hackers stole customer data through a supply chain breach at Kluehttps://thenextweb.com/news/lastpass-klue-supply-chain-breach-customer-data-stolenPublic source from thenextweb.com.
LastPass user data stolen by hackers againhttps://appleinsider.com/articles/26/06/23/lastpass-user-data-stolen-by-hackers-againPublic source from appleinsider.com.
LastPass hit by new data breach - 4 steps you should take now | ZDNEThttps://www.zdnet.com/article/lastpass-new-data-breach-2026-steps-to-take-now/Public source from zdnet.com.
Scope of Salesforce Attacks Expands as Icarus Leaks Data - Cyber Recapshttps://cyberrecaps.com/news/cybersecurity-news-june-24-2026/Public source from cyberrecaps.com.
LastPass meldt datalek via populaire Klue-integratie met Salesforce - Tweakershttps://tweakers.net/nieuws/249376/lastpass-meldt-datalek-via-populaire-klue-integratie-met-salesforce.htmlPublic source from tweakers.net.
LastPass bevestigt datalek na aanval op softwarepartner Klue - TechPulsehttps://techpulse.be/nieuws/501300/lastpass-bevestigt-datalek-na-aanval-op-softwarepartner-klue/Public source from techpulse.be.
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OneTrust Customer Data Exposed in Klue Supply Chain Attack
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