blockchain vulnerabilities and fixes

Recent CVEs affecting blockchain, with upgrade or downgrade steps. 3 tracked.

blockchain has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-02-25. Highest priority: CVE-2026-3192 (score 42/100).

• CVE-2026-3194 MEDIUM 4.5 DOWNGRADE A flaw has been found in Chia Blockchain 2.1.0
• CVE-2026-3193 LOW 3.1 DOWNGRADE A vulnerability was detected in Chia Blockchain 2.1.0
• CVE-2026-3192 MEDIUM 5.6 DOWNGRADE A security vulnerability has been detected in Chia Blockchain 2.1.0

FAQ

How do I fix blockchain vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is blockchain being exploited right now?

None of the tracked blockchain CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which blockchain CVE should I patch first?

CVE-2026-3192 currently ranks highest (42/100): A security vulnerability has been detected in Chia Blockchain 2.1.0.

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