{"api_version":"1","generated_at":"2026-04-23T13:19:48+00:00","cve":"CVE-2026-32605","urls":{"html":"https://cve.report/CVE-2026-32605","api":"https://cve.report/api/cve/CVE-2026-32605.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-32605","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-32605"},"summary":{"title":"Nimiq: Remote crash via off-by-one signer bounds check in proposal buffer","description":"nimiq/core-rs-albatross is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.3.0, an untrusted peer could crash a validator by publishing a signed tendermint proposal message where signer == validators.num_validators(). ProposalSender::send uses > instead of >= for the signer bounds check, so the equality case passes and reaches validators.get_validator_by_slot_band(signer), which panics with an out-of-bounds index before any signature verification runs. This issue has been fixed in version 1.3.0.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-04-13 20:16:33","updated_at":"2026-04-17 15:38:09"},"problem_types":["CWE-125","CWE-193","CWE-125 CWE-125: Out-of-bounds Read","CWE-193 CWE-193: Off-by-one Error"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.5","severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","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:H","version":"3.1"}}],"references":[{"url":"https://github.com/nimiq/core-rs-albatross/pull/3661","name":"https://github.com/nimiq/core-rs-albatross/pull/3661","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0","name":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-g99c-h7j7-rfhv","name":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-g99c-h7j7-rfhv","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/nimiq/core-rs-albatross/commit/9199364b60c7acae4219800d194bbe07d2997b8c","name":"https://github.com/nimiq/core-rs-albatross/commit/9199364b60c7acae4219800d194bbe07d2997b8c","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-32605","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-32605","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"nimiq","product":"core-rs-albatross","version":"affected < 1.3.0","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"32605","cve":"CVE-2026-32605","epss":"0.000550000","percentile":"0.171150000","score_date":"2026-04-21","updated_at":"2026-04-22 00:07:41"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-32605","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-04-16T13:20:25.349665Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-04-16T13:26:40.930Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"core-rs-albatross","vendor":"nimiq","versions":[{"status":"affected","version":"< 1.3.0"}]}],"descriptions":[{"lang":"en","value":"nimiq/core-rs-albatross is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.3.0, an untrusted peer could crash a validator by publishing a signed tendermint proposal message where signer == validators.num_validators(). ProposalSender::send uses > instead of >= for the signer bounds check, so the equality case passes and reaches validators.get_validator_by_slot_band(signer), which panics with an out-of-bounds index before any signature verification runs. This issue has been fixed in version 1.3.0."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","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:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","description":"CWE-125: Out-of-bounds Read","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-193","description":"CWE-193: Off-by-one Error","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-04-13T18:54:58.542Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-g99c-h7j7-rfhv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-g99c-h7j7-rfhv"},{"name":"https://github.com/nimiq/core-rs-albatross/pull/3661","tags":["x_refsource_MISC"],"url":"https://github.com/nimiq/core-rs-albatross/pull/3661"},{"name":"https://github.com/nimiq/core-rs-albatross/commit/9199364b60c7acae4219800d194bbe07d2997b8c","tags":["x_refsource_MISC"],"url":"https://github.com/nimiq/core-rs-albatross/commit/9199364b60c7acae4219800d194bbe07d2997b8c"},{"name":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0","tags":["x_refsource_MISC"],"url":"https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0"}],"source":{"advisory":"GHSA-g99c-h7j7-rfhv","discovery":"UNKNOWN"},"title":"Nimiq: Remote crash via off-by-one signer bounds check in proposal buffer"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-32605","datePublished":"2026-04-13T18:54:58.542Z","dateReserved":"2026-03-12T14:54:24.270Z","dateUpdated":"2026-04-16T13:26:40.930Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-04-13 20:16:33","lastModifiedDate":"2026-04-17 15:38:09","problem_types":["CWE-125","CWE-193","CWE-125 CWE-125: Out-of-bounds Read","CWE-193 CWE-193: Off-by-one Error"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"32605","Ordinal":"1","Title":"Nimiq: Remote crash via off-by-one signer bounds check in propos","CVE":"CVE-2026-32605","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"32605","Ordinal":"1","NoteData":"nimiq/core-rs-albatross is a Rust implementation of the Nimiq Proof-of-Stake protocol based on the Albatross consensus algorithm. Prior to version 1.3.0, an untrusted peer could crash a validator by publishing a signed tendermint proposal message where signer == validators.num_validators(). ProposalSender::send uses > instead of >= for the signer bounds check, so the equality case passes and reaches validators.get_validator_by_slot_band(signer), which panics with an out-of-bounds index before any signature verification runs. This issue has been fixed in version 1.3.0.","Type":"Description","Title":"Nimiq: Remote crash via off-by-one signer bounds check in propos"}]}}}