# Nimiq Proof-Of-Stake vulnerabilities

Source: https://junglewise.ai/threats/technologies/nimiq-proof-of-stake  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/nimiq-proof-of-stake.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 14 vulnerabilities in Nimiq Proof-Of-Stake: 0 in the last 7 days and 0 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-34068, was published on 22 April 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 14 (2 critical, 0 exploited in the wild)

## About Nimiq Proof-Of-Stake

Nimiq Proof-of-Stake is a consensus mechanism used by the Nimiq blockchain network to validate transactions and secure the network.

## Latest Nimiq Proof-Of-Stake vulnerabilities

- [CVE-2026-34068: nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge](https://junglewise.ai/threats/cve-2026-34068-nimiq-transaction-updatevalidator-transactions-allows-voting-key) (medium, CVSS 6.8, published 22 Apr 2026)
- [CVE-2026-34067: nimiq-transaction: Panic via `HistoryTreeProof` length mismatch](https://junglewise.ai/threats/cve-2026-34067-nimiq-transaction-panic-via-historytreeproof-length-mismatch) (low, CVSS 3.1, published 22 Apr 2026)
- [CVE-2026-34066: nimiq-blockchain: Peer-triggerable panic during history sync](https://junglewise.ai/threats/cve-2026-34066-nimiq-blockchain-peer-triggerable-panic-during-history-sync) (medium, CVSS 5.3, published 22 Apr 2026)
- [CVE-2026-34065: nimiq-primitives: Node crash due to missing interlink validation in election macro block proposals](https://junglewise.ai/threats/cve-2026-34065-nimiq-primitives-node-crash-due-to-missing-interlink-validation) (high, CVSS 7.5, published 22 Apr 2026)
- [CVE-2026-34064: nimiq-account: Vesting insufficient funds error can panic](https://junglewise.ai/threats/cve-2026-34064-nimiq-account-vesting-insufficient-funds-error-can-panic) (medium, CVSS 5.3, published 22 Apr 2026)
- [CVE-2026-34063: Nimiq's network-libp2p is a Nimiq network implementation based on libp2p. Prior to version 1.3.0, `network-libp2p`…](https://junglewise.ai/threats/cve-2026-34063-nimiq-s-network-libp2p-is-a-nimiq-network-implementation-based-on) (high, CVSS 7.5, published 22 Apr 2026)
- [CVE-2026-34062: nimiq-libp2p is a Nimiq network implementation based on libp2p. Prior to version 1.3.0, `MessageCodec::read_request`…](https://junglewise.ai/threats/cve-2026-34062-nimiq-libp2p-is-a-nimiq-network-implementation-based-on-libp2p) (medium, CVSS 5.3, published 22 Apr 2026)
- [CVE-2026-33471: nimiq-block has skip block quorum bypass via out-of-range BitSet indices & u16 truncation](https://junglewise.ai/threats/cve-2026-33471-nimiq-block-has-skip-block-quorum-bypass-via-out-of-range-bitset) (critical, CVSS 9.6, published 22 Apr 2026)
- [CVE-2026-34069: Nimiq nimiq-consensus panic in RequestMacroChain handler](https://junglewise.ai/threats/cve-2026-34069-nimiq-nimiq-consensus-panic-in-requestmacrochain-handler) (medium, CVSS 5.3, published 14 Apr 2026)
- [CVE-2026-32605: Nimiq core-rs-albatross denial of service via off-by-one error](https://junglewise.ai/threats/cve-2026-32605-nimiq-core-rs-albatross-denial-of-service-via-off-by-one-error) (high, CVSS 7.5, published 13 Apr 2026)
- [CVE-2026-40093: Nimiq nimiq-blockchain missing upper bound on block timestamps](https://junglewise.ai/threats/cve-2026-40093-nimiq-nimiq-blockchain-missing-upper-bound-on-block-timestamps) (critical, CVSS 9.1, published 9 Apr 2026)
- [CVE-2026-35468: Nimiq core-rs-albatross denial of service via history index panic](https://junglewise.ai/threats/cve-2026-35468-nimiq-core-rs-albatross-denial-of-service-via-history-index-panic) (medium, CVSS 5.3, published 3 Apr 2026)
- [CVE-2026-34061: Nimiq core-rs-albatross interlink verification bypass in election macro blocks](https://junglewise.ai/threats/cve-2026-34061-nimiq-core-rs-albatross-interlink-verification-bypass-in-election) (medium, CVSS 4.9, published 3 Apr 2026)
- [CVE-2026-33184: Nimiq core-rs-albatross integer underflow in discovery handler](https://junglewise.ai/threats/cve-2026-33184-nimiq-core-rs-albatross-integer-underflow-in-discovery-handler) (high, CVSS 7.5, published 3 Apr 2026)

## Most severe Nimiq Proof-Of-Stake vulnerabilities

- [CVE-2026-33471: nimiq-block has skip block quorum bypass via out-of-range BitSet indices & u16 truncation](https://junglewise.ai/threats/cve-2026-33471-nimiq-block-has-skip-block-quorum-bypass-via-out-of-range-bitset) (critical, CVSS 9.6, published 22 Apr 2026)
- [CVE-2026-40093: Nimiq nimiq-blockchain missing upper bound on block timestamps](https://junglewise.ai/threats/cve-2026-40093-nimiq-nimiq-blockchain-missing-upper-bound-on-block-timestamps) (critical, CVSS 9.1, published 9 Apr 2026)
- [CVE-2026-33184: Nimiq core-rs-albatross integer underflow in discovery handler](https://junglewise.ai/threats/cve-2026-33184-nimiq-core-rs-albatross-integer-underflow-in-discovery-handler) (high, CVSS 7.5, published 3 Apr 2026)
- [CVE-2026-34065: nimiq-primitives: Node crash due to missing interlink validation in election macro block proposals](https://junglewise.ai/threats/cve-2026-34065-nimiq-primitives-node-crash-due-to-missing-interlink-validation) (high, CVSS 7.5, published 22 Apr 2026)
- [CVE-2026-34063: Nimiq's network-libp2p is a Nimiq network implementation based on libp2p. Prior to version 1.3.0, `network-libp2p`…](https://junglewise.ai/threats/cve-2026-34063-nimiq-s-network-libp2p-is-a-nimiq-network-implementation-based-on) (high, CVSS 7.5, published 22 Apr 2026)
- [CVE-2026-32605: Nimiq core-rs-albatross denial of service via off-by-one error](https://junglewise.ai/threats/cve-2026-32605-nimiq-core-rs-albatross-denial-of-service-via-off-by-one-error) (high, CVSS 7.5, published 13 Apr 2026)
- [CVE-2026-34068: nimiq-transaction: UpdateValidator transactions allows voting key change without proof-of-knowledge](https://junglewise.ai/threats/cve-2026-34068-nimiq-transaction-updatevalidator-transactions-allows-voting-key) (medium, CVSS 6.8, published 22 Apr 2026)
- [CVE-2026-35468: Nimiq core-rs-albatross denial of service via history index panic](https://junglewise.ai/threats/cve-2026-35468-nimiq-core-rs-albatross-denial-of-service-via-history-index-panic) (medium, CVSS 5.3, published 3 Apr 2026)
- [CVE-2026-34062: nimiq-libp2p is a Nimiq network implementation based on libp2p. Prior to version 1.3.0, `MessageCodec::read_request`…](https://junglewise.ai/threats/cve-2026-34062-nimiq-libp2p-is-a-nimiq-network-implementation-based-on-libp2p) (medium, CVSS 5.3, published 22 Apr 2026)
- [CVE-2026-34069: Nimiq nimiq-consensus panic in RequestMacroChain handler](https://junglewise.ai/threats/cve-2026-34069-nimiq-nimiq-consensus-panic-in-requestmacrochain-handler) (medium, CVSS 5.3, published 14 Apr 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Nimiq technologies

- [Nimiq Albatross](https://junglewise.ai/threats/technologies/albatross): 7 vulnerabilities
- [Nimiq Core-Rs-Albatross](https://junglewise.ai/threats/technologies/core-rs-albatross): 6 vulnerabilities
- [Nimiq Primitives](https://junglewise.ai/threats/technologies/primitives): 4 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Nimiq Proof-Of-Stake vulnerabilities", https://junglewise.ai/threats/technologies/nimiq-proof-of-stake, 9 November 2026.