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nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge

🗓️ 22 Apr 2026 19:22:53Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 3 Views

UpdateValidator can set new_voting_key without proof of knowledge, enabling rogue-key risks in bilinear signature aggregation.

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27 Apr 2026 16:22Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.8
EPSS0.00201
SSVC
3