Resource exhaustion in Consensys Gnark
CVE-2025-58157
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (41.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 41.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Consensys Gnark — versions = 0.12.0, 0.12.0
Weakness classification (CWE)
References
- github.com/Consensys/gnark/security/advisories/GHSA-9fvj-xqr2-xwg8 (Vendor Advisory)
- github.com/Consensys/gnark/issues/1483 (Exploit, Issue Tracking)
- github.com/Consensys/gnark-crypto/commit/56600883e0e9f9b159e9c7000b94e76185ec3d… (Patch)
- github.com/Consensys/gnark/commit/68be6cede36e387ab760725beabd3c96cc94e6dc (Patch)
Frequently asked questions
- What is CVE-2025-58157?
- CVE-2025-58157 is a high-severity vulnerability in Consensys Gnark, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2025-08-29.
- How severe is CVE-2025-58157?
- High severity. CVSS v3 base score is 7.5 out of 10.