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CVE-2026-58660

Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save() method (used by the kanban board drag-and-drop endpoint) validates the caller's role on the attacker-supplied project_id but never verifies that the supplied task_id actually belongs to that project. Because task identifiers are sequential integers shared across the entire instance, any authenticated user who is a member of at least one project can enumerate and move (corrupt/hide) tasks belonging to any other project o
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c8f327303086785974e7f50df46ff5a57dd69bd8c361afe0c9ebe6eaedcaeab8
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.2,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"N…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","packageURL":"pkg:composer/kanboard/kanboard","product":"kanboard","repo":"https://github.com/kanboard/kanboard","vendor":"kanboard","versions":[{"lessThan":"1.2.52","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"564cc30e1e360959572e01e158734d9475c05903","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":7.2,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"N…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-639","description":"Authorization Bypass Through User-Controlled Key","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"Patch Commit","tags":["patch"],"url":"https://github.com/kanboard/kanboard/commit/564cc30e1e360959572e01e158734d9475c05903"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/references/2
{"name":"Researcher Disclosure","tags":["technical-description","exploit"],"url":"https://github.com/kanboard/kanboard/issues/5852"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/references/0
{"name":"Pull Request","tags":["issue-tracking"],"url":"https://github.com/kanboard/kanboard/pull/5853"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/references/1
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/kanboard-boardajaxcontroller-missing-ownership-check-via-drag-and-drop"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:01957445c525b6d70fc7f1a5f4026c4a517a18b489cf9286b799e6aff2382446 · sha256:cbf483e53fa59e1a… · /containers/cna/references/3

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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