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CVE-2025-66557

Nextcloud Deck is a kanban style organization tool aimed at personal planning and project organization for teams integrated with Nextcloud. Prior to 1.14.6 and 1.15.2, a bug in the permission logic allowed users with "Can share" permission to modify the permissions of other recipients. This vulnerability is fixed in 1.14.6 and 1.15.2.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:45491ed63504aefd26338eb37d9b8230a31a46ade0662e30a62cc8f13d12c791
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"security-advisories","vendor":"nextcloud","versions":[{"status":"affected","version":">= 1.15.0-beta.1, < 1.15.2"},{"status":"affected","version":"< 1.14.6"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-284","description":"CWE-284: Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"https://github.com/nextcloud/deck/commit/f1da8b30a455f02373d44154da04494c949a95ae","tags":["x_refsource_MISC"],"url":"https://github.com/nextcloud/deck/commit/f1da8b30a455f02373d44154da04494c949a95ae"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/references/2
{"name":"https://github.com/nextcloud/deck/pull/7131","tags":["x_refsource_MISC"],"url":"https://github.com/nextcloud/deck/pull/7131"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/references/1
{"name":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wwr8-hx9g-rjvv","tags":["x_refsource_CONFIRM"],"url":"https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wwr8-hx9g-rjvv"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /containers/cna/references/0
{"name":"https://hackerone.com/reports/3247499","tags":["x_refsource_MISC"],"url":"https://hackerone.com/reports/3247499"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:63749da9d3f1b2765711f7af6463ff56701c58aedbb844660cf3ab2488397727 · sha256:6d31c82369a08182… · /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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