High severity7.5NVD Advisory· Published Feb 8, 2021· Updated Jun 17, 2026
CVE-2021-25834
CVE-2021-25834
Description
Cosmos Network Ethermint <= v0.4.0 is affected by a transaction replay vulnerability in the EVM module. If the victim sends a very large nonce transaction, the attacker can replay the transaction through the application.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/cosmos/ethermintGo | < 0.4.1 | 0.4.1 |
Affected products
3- Cosmos Network/Ethermintdescription
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-93p5-8fqw-wjx3ghsaADVISORY
- github.com/cosmos/ethermint/issues/686nvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2021-25834ghsaADVISORY
- github.com/cosmos/ethermint/commit/d7bdbd7488644f0aaeee5cdcdc119c863f199f72ghsaWEB
- github.com/cosmos/ethermint/releases/tag/v0.4.1ghsaWEB
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