What’s Vulnerable › Vulnerabilities

CVE-2026-3194: Chia Blockchain RPC Server Master Passphrase get_private_key missing authentication

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-25 · updated 2026-06-17
• Weakness: CWE-287

Description

A flaw has been found in Chia Blockchain 2.1.0. The affected element is the function send_transaction/get_private_key of the component RPC Server Master Passphrase Handler. This manipulation causes missing authentication. The attack can only be executed locally. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been published and may be used. The vendor was informed early via email. A separate report via bugbounty was rejected with the reason "This is by design. The user is responsible for host security".

Affected products

• Chia Blockchain: 2.1.0

References

• https://github.com/Danimlzg/chia-rpc-auth-bypass.git
• https://vuldb.com/?ctiid.347750
• https://vuldb.com/?id.347750
• https://vuldb.com/?submit.757201

Get alerted when CVE-2026-3194 or the next vulnerability affects your stack