CVE-2026-3192: Chia Blockchain · Improper Authentication
Affects Chia BlockchainSource CVE Database V5
Public exploit available · CVSS 6.3 Medium.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 25 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| ChiaBlockchain | Affected
| Fixed in– |
PyPIchia-blockchainpkg:pypi/chia-blockchainOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
To mitigate CVE-2026-3192, organizations should implement strict network-level protections around Chia Blockchain RPC interfaces, including firewall rules restricting access to trusted IP addresses only. Deploying VPNs or secure tunnels for RPC communication can further reduce exposure. Regularly monitor network traffic for anomalous RPC requests and enable logging on blockchain nodes to detect unauthorized access attempts. Employ host-based security measures such as intrusion detection systems and endpoint protection to prevent lateral movement if an attacker gains initial access. Additionally, conduct thorough security assessments of blockchain node deployments to ensure RPC interfaces are not exposed to untrusted networks. Engage with the vendor or community for updates on patches or configuration best practices. Finally, educate administrators on the importance of securing RPC endpoints and maintaining up-to-date security controls.
Description
A security vulnerability has been detected in Chia Blockchain 2.1.0. This issue affects the function _authenticate of the file rpc_server_base.py of the component RPC Credential Handler. The manipulation leads to improper authentication. The attack is possible to be carried out remotely. The attack is considered to have high complexity. The exploitability is assessed as difficult. The exploit has been disclosed publicly 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".