Description
gnark is a zero-knowledge proof system framework. In version 0.12.0, there is a potential denial of service vulnerability when computing scalar multiplication is using the fake-GLV algorithm. This is because the algorithm didn't converge quickly enough for some of the inputs. This issue has been patched in version 0.13.0.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_confirm
https://github.com/Consensys/gnark/security/advisories/GHSA-9fvj-xqr2-xwg8
Exploit, Issue Tracking x_refsource_misc
https://github.com/Consensys/gnark/issues/1483
Patch x_refsource_misc
https://github.com/Consensys/gnark-crypto/commit/56600883e0e9f9b159e9c7000b94e76185ec3d0d
Scores
CVSS v3
7.5
EPSS
0.0025
EPSS Percentile
48.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-400
Status
published
Products (2)
consensys/gnark
0.12.0
consensys/gnark
0.12.0 - 0.13.0Go
Published
Aug 29, 2025
Tracked Since
Feb 18, 2026