# Plonk verifier KZG multi point verification

Source: https://junglewise.ai/threats/plonk-verifier-kzg-multi-point-verification-98f5b04c  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-10-17  
License: CC BY 4.0 with a link back

Severity: info · Published 2023-10-17

Plonk verifier KZG multi point verification

Technologies: [github.com/consensys/gnark (Go)](https://junglewise.ai/threats/technologies/github-com-consensys-gnark). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 17 October 2023.

**Which products and versions are affected?** github.com/consensys/gnark (Go) SEMVER:introduced=0,fixed=0.9.1.

**Is there a fix for This vulnerability?** Yes. github.com/consensys/gnark (Go): upgrade to 0.9.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run github.com/consensys/gnark (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- github.com/consensys/gnark (Go): upgrade to 0.9.1 or later

  ```sh
  go get github.com/consensys/gnark@v0.9.1
  ```


## Affected products

- github.com/consensys/gnark (Go) SEMVER:introduced=0,fixed=0.9.1

## Related threats

- [GO-2025-3929 - Denial of service when computing scalar multiplication using fake-GLV algorithm in github.com/consensys/gnark](https://junglewise.ai/threats/cve-2025-58157-gnark-affected-by-denial-of-service-when-computing-scalar)
- [gnark is vulnerable to signature malleability in EdDSA and ECDSA due to missing scalar checks](https://junglewise.ai/threats/cve-2025-57801-gnark-is-vulnerable-to-signature-malleability-in-eddsa-and-ecdsa)
- [GO-2024-3122 - Groth16 commitment extension unsound for more than one commitment in github.com/consensys/gnark](https://junglewise.ai/threats/cve-2024-45039-gnark-s-groth16-commitment-extension-unsound-for-more-than-one)
- [GO-2024-3244 - Gnark out-of-memory during deserialization with crafted inputs in github.com/consensys/gnark](https://junglewise.ai/threats/cve-2024-50354-gnark-out-of-memory-during-deserialization-with-crafted-inputs)
- [gnark commitments to private witnesses in Groth16 as implemented break zero-knowledge property](https://junglewise.ai/threats/cve-2024-45040-gnark-commitments-to-private-witnesses-in-groth16-as-implemented)