CVE-2026-40069

RubyGems/bsv-sdk CVE-2026-40069: high 7.5, EPSS 0.47%

bsv-sdk ARC broadcaster treats INVALID/MALFORMED/ORPHAN responses as successful broadcasts

Action: Upgrade bsv-sdk to 0.8.2 or later.

bundle update bsv-sdk

Affected

Fixed versions

Sources

• osv: GHSA-9hfr-gw99-8rhx
• https://github.com/sgbett/bsv-ruby-sdk/security/advisories/GHSA-9hfr-gw99-8rhx
• https://nvd.nist.gov/vuln/detail/CVE-2026-40069
• https://github.com/sgbett/bsv-ruby-sdk/issues/305
• https://github.com/sgbett/bsv-ruby-sdk/pull/306
• https://github.com/sgbett/bsv-ruby-sdk/commit/4992e8a265fd914a7eeb0405c69d1ff0122a84cc
• https://github.com/rubysec/ruby-advisory-db/blob/master/gems/bsv-sdk/CVE-2026-40069.yml
• https://github.com/sgbett/bsv-ruby-sdk
• https://github.com/sgbett/bsv-ruby-sdk/releases/tag/v0.8.2

CVE-2026-40069 · published 2026-04-09T20:28:26Z · modified 2026-05-13T16:38:50.531589Z · JSON