{"id":"CVE-2026-55179","state":"PUBLISHED","title":"Joplin: Logic error in Joplin Server allows a signed-in user to read any note from its internal server ID","description":"Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.2, Joplin Server's GET /items/:id/content route in packages/server/src/routes/index/items.ts loads item content from an attacker-supplied internal server ID without checking whether the signed-in user owns or can access that item. Any authenticated user who obtains or guesses another user's item ID can read the corresponding note or item content when end-to-end encryption does not protect it. This issue is fixed in version 3.7.2.","publishedAt":"2026-09-21T20:56:31.906Z","updatedAt":"2026-09-22T13:08:49.691Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["laurent22 joplin"],"affected":[{"vendor":"laurent22","product":"joplin","versions":[{"version":"< 3.7.2","status":"affected"}]}],"references":["https://github.com/laurent22/joplin/security/advisories/GHSA-r865-g55x-3mfc","https://github.com/laurent22/joplin/pull/15657","https://github.com/laurent22/joplin/commit/63dfa3b5ab47f29129348b4cd3a161a2dce6bc0e"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55179.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55179","state":"PUBLISHED","datePublished":"2026-09-21T20:56:31.906Z","dateUpdated":"2026-09-22T13:08:49.691Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T15:20:43.085Z"},"containers":{"cna":{"title":"Joplin: Logic error in Joplin Server allows a signed-in user to read any note from its internal server ID","descriptions":[{"lang":"en","value":"Joplin is an open source note-taking and to-do application that organises notes and lists into notebooks. Prior to 3.7.2, Joplin Server's GET /items/:id/content route in packages/server/src/routes/index/items.ts loads item content from an attacker-supplied internal server ID without checking whether the signed-in user owns or can access that item. Any authenticated user who obtains or guesses another user's item ID can read the corresponding note or item content when end-to-end encryption does not protect it. This issue is fixed in version 3.7.2."}],"affected":[{"vendor":"laurent22","product":"joplin","versions":[{"version":"< 3.7.2","status":"affected"}]}],"references":[{"url":"https://github.com/laurent22/joplin/security/advisories/GHSA-r865-g55x-3mfc","name":"https://github.com/laurent22/joplin/security/advisories/GHSA-r865-g55x-3mfc","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/laurent22/joplin/pull/15657","name":"https://github.com/laurent22/joplin/pull/15657","tags":["x_refsource_MISC"]},{"url":"https://github.com/laurent22/joplin/commit/63dfa3b5ab47f29129348b4cd3a161a2dce6bc0e","name":"https://github.com/laurent22/joplin/commit/63dfa3b5ab47f29129348b4cd3a161a2dce6bc0e","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-09-21T20:56:31.906Z"},"source":{"advisory":"GHSA-r865-g55x-3mfc","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/laurent22/joplin/security/advisories/GHSA-r865-g55x-3mfc","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-22T13:08:04.590089Z","id":"CVE-2026-55179","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-22T13:08:49.691Z"}}]}}}