CVE-2024-34149

6.3 mediumEPSS 0.4%

Medium (6.3). EPSS 0.4% chance of exploitation in the next 30 days.

In Bitcoin Core through 27.0 and Bitcoin Knots before 25.1.knots20231115, tapscript lacks a policy size limit check, a different issue than CVE-2023-50428. NOTE: some parties oppose this new limit check (for example, because they agree with the objective but disagree with the technical mechanism, or because they have a different objective).

Severity

CVSS 3.1

6.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-10-31)
Published: 2024-04-30
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://github.com/bitcoin/bitcoin/pull/29769
https://github.com/bitcoin/bitcoin/pull/29769

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