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CVE-2026-46543

Nimiq is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.5.0, a remote peer can crash any full node by sending a RequestBatchSet message containing the genesis block's hash. The handler calls get_epoch_chunks which iterates backwards through macro blocks using Policy::macro_block_before. When it reaches the genesis block number, macro_block_before panics with "No macro blocks before genesis block". This issue has been patc
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:192282452281b26452108542d6e333735ea9d882ab695807d9f3fe4bdc607780
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"core-rs-albatross","vendor":"nimiq","versions":[{"status":"affected","version":"< 1.5.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-617","description":"CWE-617: Reachable Assertion","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/nimiq/core-rs-albatross/pull/3745","tags":["x_refsource_MISC"],"url":"https://github.com/nimiq/core-rs-albatross/pull/3745"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/references/1
{"name":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.5.0","tags":["x_refsource_MISC"],"url":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.5.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/references/2
{"name":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-vghx-352f-93jm","tags":["x_refsource_CONFIRM"],"url":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-vghx-352f-93jm"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:17d2e9613e25ddac75472c3e4ace54e741f390a33aaa7739c8865eaf6d4d63a3 · sha256:e09ee7a696535693… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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