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CVE-2026-40070

BSV Ruby SDK is the Ruby SDK for the BSV blockchain. From 0.3.1 to before 0.8.2, BSV::Wallet::WalletClient#acquire_certificate persists certificate records to storage without verifying the certifier's signature over the certificate contents. In acquisition_protocol: 'direct', the caller supplies all certificate fields (including signature:) and the record is written to storage verbatim. In acquisition_protocol: 'issuance', the client POSTs to a certifier URL and writes whatever signature the res
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:3a25fed4253c599446b794fd3cbc66be59e529dd1c0279a757ef1df50d48aba8
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 3 assertions

{"product":"bsv-wallet","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.1.2, < 0.3.4"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/2

{"product":"bsv-ruby-sdk","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.3.1, < 0.8.2"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/0

{"product":"bsv-sdk","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.3.1, < 0.8.2"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/1

Affected products and versions

3 source assertions
{"product":"bsv-wallet","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.1.2, < 0.3.4"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/2
{"product":"bsv-ruby-sdk","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.3.1, < 0.8.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/0
{"product":"bsv-sdk","vendor":"sgbett","versions":[{"status":"affected","version":">= 0.3.1, < 0.8.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-347","description":"CWE-347: Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions
{"name":"https://brc.dev/52","tags":["x_refsource_MISC"],"url":"https://brc.dev/52"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/references/4
{"name":"https://github.com/sgbett/bsv-ruby-sdk/commit/4992e8a265fd914a7eeb0405c69d1ff0122a84cc","tags":["x_refsource_MISC"],"url":"https://github.com/sgbett/bsv-ruby-sdk/commit/4992e8a265fd914a7eeb0405c69d1ff0122a84cc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/references/3
{"name":"https://github.com/sgbett/bsv-ruby-sdk/issues/305","tags":["x_refsource_MISC"],"url":"https://github.com/sgbett/bsv-ruby-sdk/issues/305"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/references/1
{"name":"https://github.com/sgbett/bsv-ruby-sdk/pull/306","tags":["x_refsource_MISC"],"url":"https://github.com/sgbett/bsv-ruby-sdk/pull/306"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/references/2
{"name":"https://github.com/sgbett/bsv-ruby-sdk/security/advisories/GHSA-hc36-c89j-5f4j","tags":["x_refsource_CONFIRM"],"url":"https://github.com/sgbett/bsv-ruby-sdk/security/advisories/GHSA-hc36-c89j-5f4j"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/sgbett/bsv-ruby-sdk/security/advisories/GHSA-hc36-c89j-5f4j"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b568c2853ac1275aa89c9b2e55fdcf6f5d0a76ce5e622bcbdb28212d36d820d2 · sha256:bae81eb7b2581700… · /containers/adp/0/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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