What’s Vulnerable › Vulnerabilities

CVE-2025-58157: gnark affected by denial of service when computing scalar multiplication using fake-GLV algorithm

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-29 · updated 2026-10-18
• Weakness: CWE-400

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.

Affected products

• Consensys gnark: 0.12.0

References

• https://github.com/Consensys/gnark-crypto/commit/56600883e0e9f9b159e9c7000b94e76185ec3d0d
• https://github.com/Consensys/gnark/commit/68be6cede36e387ab760725beabd3c96cc94e6dc
• https://github.com/Consensys/gnark/issues/1483
• https://github.com/Consensys/gnark/security/advisories/GHSA-9fvj-xqr2-xwg8

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