BreachesJun 12, 2026
🚨🇫🇷 A threat actor known as misere, working with ChimeraZ, is distributing a dataset allegedly...
Threat actors misere and ChimeraZ leak data allegedly from French health service SSTRN.
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Summary
Threat actors misere and ChimeraZ are reportedly distributing a dataset they claim belongs to SSTRN, a French occupational health service. The actors allege that 435,855 users were affected by an IDOR vulnerability, leading to the data compromise. The leaked data is being offered for sale.
Indicators of Compromise
- url — https://t.co/yaEHhRoa3D
- url — https://t.co/yPqMF3S0JX
Entities
misere (threat_actor)ChimeraZ (threat_actor)SSTRN (product)