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Medium severity5.3NVD Advisory· Published May 5, 2020· Updated Jun 17, 2026

CVE-2020-12439

CVE-2020-12439

Description

Grin before 3.1.0 allows attackers to adversely affect availability of data on a Mimblewimble blockchain.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
grincrates.io	< 3.1.0	3.1.0

Affected products

3

Grin/Grin
cpe:2.3:a:grin:grin:*:*:*:*:*:*:*:*
Range: <3.1.0
Grin/Grindescription
ghsa-coords
pkg:cargo/grin
Range: < 3.1.0

Patches

Vulnerability mechanics

References

5

github.com/mimblewimble/grin/issues/3235nvdIssue TrackingPatchThird Party AdvisoryWEB
github.com/mimblewimble/grin/pull/3236nvdPatchThird Party AdvisoryWEB
github.com/advisories/GHSA-6x52-88cq-55q5ghsaADVISORY
github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-12439.mdnvdThird Party AdvisoryWEB
nvd.nist.gov/vuln/detail/CVE-2020-12439ghsaADVISORY

News mentions

0

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