What is CVE-2026-57862?

CVE-2026-57862 is a high-severity vulnerability in Kanboard, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.5/10. Published 2026-07-30.

How severe is CVE-2026-57862?

High severity. CVSS v3 base score is 8.5 out of 10.

SSRF in Kanboard

CVE-2026-57862

Kanboard 1.2.52 and prior contains a server-side request forgery vulnerability that allows authenticated users to bypass SSRF protections by supplying hexadecimal IP address notation in user-controlled URLs. Attackers can submit hexadecima…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N.

Affected products

Kanboard — versions 0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

disclosure@vulncheck.com (product)
disclosure@vulncheck.com (technical-description)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-57862?: CVE-2026-57862 is a high-severity vulnerability in Kanboard, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.5/10. Published 2026-07-30.
How severe is CVE-2026-57862?: High severity. CVSS v3 base score is 8.5 out of 10.