CVE-2026-58660: kanboard kanboard

Kanboard BoardAjaxController Missing Ownership Check via Drag-and-Drop

CVSS 7.2 HighEPSS 0.0050 · 43rd percentile

Published by the CVE Program (CNA: VulnCheck) at 15 Jul 2026, 17:03 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
kanboard	kanboard pkg:github/kanboard/kanboard	affected before 1.2.53 semver unaffected 1.2.53 semver unaffected 564cc30e1e360959572e01e158734d9475c05903 git Other versions: unaffected

Identifiers

CVE-2026-58660

CNA

VulnCheck

Weakness (CWE)

CWE-639

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.2	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
8.1	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0050, the 43rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 15 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/kanboard/kanboard/pull/5853 issue-tracking
github.com/kanboard/kanboard/commit/564cc30e1e360959572e01e158734d9475c05903 patch
www.vulncheck.com/advisories/kanboard-boardajaxcontroller-missing-ownership-check-via-drag-and-drop third-party-advisory
github.com/kanboard/kanboard/issues/5852 technical-descriptionexploit

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.