What is GHSA-chgh-55w7-23p2?

GHSA-chgh-55w7-23p2 is a security advisory published by GitHub Security Advisories with High severity. Bitcoin Core through 31.1 is vulnerable to Denial of Service via undo files having no size limit

Which CVE IDs does GHSA-chgh-55w7-23p2 cover?

GHSA-chgh-55w7-23p2 covers the following CVE IDs: CVE-2026-117346. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-chgh-55w7-23p2?

GHSA-chgh-55w7-23p2 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-chgh-55w7-23p2HighCVSS 7.5

Bitcoin Core through 31.1 is vulnerable to Denial of Service via undo files having no size limit

Vendor

GitHub Security Advisories

Published

October 30, 2026

Last Modified

November 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-117346 →

📋 Description

Bitcoin Core through 31.1 is vulnerable to Denial of Service via undo files having no size limit

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-117346
https://bitcoincore.org/en/2026/10/28/disclose-undo-overflow
http://bitcoin.com
https://github.com/advisories/GHSA-chgh-55w7-23p2