High

chia-blockchain tokens can be inflated to an arbitrary extent

  • Disclosed: 29.07.2022
  • Updated: 11.10.2026 12:18

An inflation issue was discovered in Chia Network CAT1 Standard 1.0.0. Previously minted tokens minted on the Chia blockchain using the CAT1 standard can be inflated to an arbitrary extent by any holder of any amount of the token. The total amount of the token can be increased as high as the malicious actor pleases. This is true for every CAT1 on the Chia blockchain regardless of issuance rules. This attack is auditable on chain, so maliciously altered coins can potentially be marked by off-chain observers as malicious.

Affected software

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PlatformPackageVulnerable versionsFixed in
Python (PyPI) chia-blockchain <= 2.4.4rc3 no fix

References

CVSS score 7.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE)
-
Platform
Python (PyPI)
Package
chia-blockchain
Disclosed
29.07.2022
Updated
11.10.2026 12:18

Sources and licenses

OSV / GitHub Advisory Database - PYSEC-2022-43072 - PyPA Advisory Database; CC BY 4.0

OSV / GitHub Advisory Database - GHSA-pvjg-jwp3-mrj5 - CC BY 4.0

Vulnerability history: chia-blockchain

All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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