Grafana Labs Codebase Stolen in Supply-Chain Breach
Grafana Labs confirmed that attackers stole portions of its internal codebase during a supply-chain related breach, which was attributed to missed token rotation after a TanStack attack. The company refused to pay the ransom demand, raising concerns over potential source code exposure and downstream software integrity risks.
Signal context
First seen: May 21, 2026
Last updated: Jun 26, 2026
Status: Public signal
Key points
- Attackers stole portions of Grafana Labs' internal codebase.
- Breach was supply-chain related, linked to a TanStack attack and missed token rotation.
- Grafana Labs refused to pay the ransom.
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: 🇺🇸 United States
inferred from source domains
Watch internet-facing systems, credential abuse and exploit activity.
- Source type: outside the affected organization
Impact area: Confidentiality, Integrity
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
This Week's Cybersecurity News: May 22nd, 2026 - Applied Techhttps://www.appliedtech.us/resource-hub/this-week-in-cybersecurity-may22-2026/Public source from appliedtech.us.
Biggest Cyber Attacks, Data Breaches, Ransomware Attacks of May 2026https://www.cm-alliance.com/cybersecurity-blog/biggest-cyber-attacks-data-breaches-ransomware-attacks-of-may-2026Public source from cm-alliance.com.
Cybersecurity Daily Briefing: May 21, 2026 - TECHMANIACS.comhttps://techmaniacs.com/2026/05/21/cybersecurity-daily-briefing-may-21-2026/Public source from techmaniacs.com.
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