What is CVE-2026-70557?

CVE-2026-70557 is a medium-severity vulnerability in Diboot Diboot-core, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-08-06.

How severe is CVE-2026-70557?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Diboot Diboot-core

CVE-2026-70557

diboot-core's POST /common/load-related-data endpoint resolves caller-supplied field names to any @TableField column of any entity and returns those values for all rows, with no field or entity allowlist. The only guard, relatedDataSecurit…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Diboot Diboot-core — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (technical-description)

Frequently asked questions

What is CVE-2026-70557?: CVE-2026-70557 is a medium-severity vulnerability in Diboot Diboot-core, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-08-06.
How severe is CVE-2026-70557?: Medium severity. CVSS v3 base score is 6.5 out of 10.