What is CVE-2022-26534?

CVE-2022-26534 is a high-severity vulnerability in Fisco-Bcos. CVSS score: 7.5/10. Published 2022-03-17.

How severe is CVE-2022-26534?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Fisco-Bcos

CVE-2022-26534

FISCO-BCOS release-3.0.0-rc2 was discovered to contain an issue where a malicious node, via a malicious viewchange packet, will cause normal nodes to change view excessively and stop generating blocks.

Published 2022-03-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.7th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Fisco-Bcos — versions 3.0.0

References

github.com/FISCO-BCOS/FISCO-BCOS/issues/2211 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2022-26534?: CVE-2022-26534 is a high-severity vulnerability in Fisco-Bcos. CVSS score: 7.5/10. Published 2022-03-17.
How severe is CVE-2022-26534?: High severity. CVSS v3 base score is 7.5 out of 10.