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CVE-2026-42278

UltraDAG is a minimal DAG-BFT blockchain in Rust. Prior to commit fb6ef59, the UltraDAG StateEngine implementation of SmartTransferTx contains a critical logic flaw in its policy enforcement pipeline. When a transaction originates from a "Pocket" (a derived sub-address documented in the protocol as a way to organize funds), the engine fails to resolve the pocket's parent account before checking the spending policy. Because pockets are "virtual" addresses that exist only as entries in the pocket_
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4e81f1b56f5503ce2abb36e24e7369282ab65c926268b37bbe15db5f3fb120d3
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"core","vendor":"UltraDAGcom","versions":[{"status":"affected","version":"< fb6ef59d6c1385400e7acea7ae31fc6a473c3051"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-639","description":"CWE-639: Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/problemTypes/1/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/UltraDAGcom/core/commit/fb6ef59d6c1385400e7acea7ae31fc6a473c3051","tags":["x_refsource_MISC"],"url":"https://github.com/UltraDAGcom/core/commit/fb6ef59d6c1385400e7acea7ae31fc6a473c3051"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/UltraDAGcom/core/security/advisories/GHSA-9chc-gjfr-6hrq"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /containers/adp/0/references/0
{"name":"https://github.com/UltraDAGcom/core/security/advisories/GHSA-9chc-gjfr-6hrq","tags":["x_refsource_CONFIRM"],"url":"https://github.com/UltraDAGcom/core/security/advisories/GHSA-9chc-gjfr-6hrq"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:43a4811d4ee2accda8beade22f5829222d497294696b14a817db0e4e51b672ae · sha256:387fc32cff13e70a… · /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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