{"id":"EUVD-2026-21425","enisaUuid":"38dcaebb-b8eb-321e-ad33-4b66c65c014a","description":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the CalDAV GetResource and GetResourcesByList methods fetch tasks by UID from the database without verifying that the authenticated user has access to the task\u0027s project. Any authenticated CalDAV user who knows (or guesses) a task UID can read the full task data from any project on the instance. This vulnerability is fixed in 2.3.0.","datePublished":"Apr 10, 2026, 4:04:32 PM","dateUpdated":"Apr 14, 2026, 2:20:44 PM","baseScore":4.3,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","references":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-48ch-p4gq-x46x\nhttps://github.com/go-vikunja/vikunja/pull/2579\nhttps://github.com/go-vikunja/vikunja/commit/879462d717351fe5d276ddec5246bdec31b41661\nhttps://github.com/go-vikunja/vikunja/releases/tag/v2.3.0\n","aliases":"CVE-2026-35598\nGHSA-48ch-p4gq-x46x\n","assigner":"GitHub_M","epss":0.22,"enisaIdProduct":[{"id":"730f323f-b852-3049-8604-f9a0d6b87ab5","product":{"name":"vikunja","vendor":{"name":"go-vikunja"}},"product_version":"\u003c 2.3.0"}],"enisaIdVendor":[{"id":"b372c23a-3d9b-392c-acfd-4e326a9602cf","vendor":{"name":"go-vikunja"}}],"enisaIdVulnerability":[{"id":"59502494-38db-3d1a-a546-ef0436ed899c","vulnerability":{"id":"GHSA-48ch-p4gq-x46x","description":"Vikunja Missing Authorization on CalDAV Task Read","datePublished":"Apr 10, 2026, 3:34:23 PM","dateUpdated":"Apr 10, 2026, 7:36:26 PM","baseScore":0.0,"references":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-48ch-p4gq-x46x\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-35598\nhttps://github.com/go-vikunja/vikunja/pull/2579\nhttps://github.com/go-vikunja/vikunja/commit/879462d717351fe5d276ddec5246bdec31b41661\nhttps://github.com/go-vikunja/vikunja\nhttps://github.com/go-vikunja/vikunja/releases/tag/v2.3.0\n","enisa_id":"EUVD-2026-21425\n","aliases":"GHSA-48ch-p4gq-x46x\nCVE-2026-35598\n","epss":0.0,"dataProcessed":"Oct 25, 2026, 1:55:10 AM","vulnerabilityProduct":[],"vulnerabilityVendor":[]}},{"id":"625ecf19-ff98-3cc7-a9c4-39d40c09ed23","vulnerability":{"id":"CVE-2026-35598","description":"Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the CalDAV GetResource and GetResourcesByList methods fetch tasks by UID from the database without verifying that the authenticated user has access to the task\u0027s project. Any authenticated CalDAV user who knows (or guesses) a task UID can read the full task data from any project on the instance. This vulnerability is fixed in 2.3.0.","datePublished":"Apr 10, 2026, 4:04:32 PM","dateUpdated":"Apr 14, 2026, 2:20:44 PM","status":"PUBLISHED","baseScore":4.3,"baseScoreVersion":"3.1","baseScoreVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","references":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-48ch-p4gq-x46x\nhttps://github.com/go-vikunja/vikunja/pull/2579\nhttps://github.com/go-vikunja/vikunja/commit/879462d717351fe5d276ddec5246bdec31b41661\nhttps://github.com/go-vikunja/vikunja/releases/tag/v2.3.0\n","enisa_id":"EUVD-2026-21425\n","assigner":"GitHub_M","epss":0.22,"dataProcessed":"Oct 27, 2026, 7:18:59 AM","vulnerabilityProduct":[{"id":"3932d05a-a2c5-3c76-8441-3b486155e6c3","product":{"name":"vikunja","vendor":{"name":"go-vikunja"}},"product_version":"\u003c 2.3.0"}],"vulnerabilityVendor":[{"id":"cc9be852-da7a-3674-8284-ddd1b28527eb","vendor":{"name":"go-vikunja"}}]}}],"enisaIdAdvisory":[]}