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0xCERT Security Advisory 0xCERT-2026-0288
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Advisory-ID:  0xCERT-2026-0288
Severity:     Medium
Published:    2026-10-30T15:16:46.897Z
Updated:      2026-10-30T16:08:09.973Z
Chains:       Bitcoin
URL:          https://www.0xcert.com/advisory/0xCERT-2026-0288

Title: CVE-2026-117349: Bitcoin Core

Summary
- -------
Bitcoin Core prior to 29.5, 30.4, 31.2 and 32.1 is vulnerable to an OOM issue.

Details
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Summary
Bitcoin Core prior to 29.5, 30.4, 31.2 and 32.1 is vulnerable to an OOM issue.

Severity
Not yet scored by NVD; rated Medium by 0xCERT pending analysis.

Recommended actions
- - Check whether you run or depend on the affected component and version
- - Apply the vendor's fix or mitigation from the references below

Source & attribution
This 0xCERT advisory summarises CVE-2026-117349 from the U.S. National Vulnerability Database: https://nvd.nist.gov/vuln/detail/CVE-2026-117349. Details may change; refer to the original source for the authoritative record.

References
- ----------
- - https://nvd.nist.gov/vuln/detail/CVE-2026-117349
- - http://bitcoin.com
- - https://bitcoincore.org/en/2026/10/28/disclose-fpausesend-oom/

Verify with the 0xCERT OpenPGP key: https://www.0xcert.com/pgp.asc
Fingerprint: 5F94 3ED1 1E50 CF31 2128  C493 CCC7 D9EC 9415 723D

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