{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-65976","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-23T18:15:14.581Z","datePublished":"2026-08-17T21:00:41.175Z","dateUpdated":"2026-08-18T17:47:20.730Z"},"containers":{"cna":{"title":"Deskflow: Clipboard receiver can accumulate data beyond Deskflow's configured clipboard size limit","problemTypes":[{"descriptions":[{"cweId":"CWE-400","lang":"en","description":"CWE-400: Uncontrolled Resource Consumption","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/deskflow/deskflow/security/advisories/GHSA-jf7g-qghg-p54x","tags":["x_refsource_CONFIRM"],"url":"https://github.com/deskflow/deskflow/security/advisories/GHSA-jf7g-qghg-p54x"},{"name":"https://github.com/deskflow/deskflow/commit/8a535fd5dd48315eaaf6b93d5c7534d0592addef","tags":["x_refsource_MISC"],"url":"https://github.com/deskflow/deskflow/commit/8a535fd5dd48315eaaf6b93d5c7534d0592addef"},{"name":"https://github.com/deskflow/deskflow/commit/bcd3a658fc3b2ad735146fdc9efefa9462d195b7","tags":["x_refsource_MISC"],"url":"https://github.com/deskflow/deskflow/commit/bcd3a658fc3b2ad735146fdc9efefa9462d195b7"}],"affected":[{"vendor":"deskflow","product":"deskflow","versions":[{"version":">= 1.17.0, < 1.26.0.300","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-08-17T21:00:41.175Z"},"descriptions":[{"lang":"en","value":"Deskflow is a keyboard and mouse sharing app. From 1.17.0 until continuous build 1.26.0.300, a connected peer can send repeated DCLP DataChunk messages to ClipboardChunk::assemble() in src/lib/deskflow/ClipboardChunk.cpp, causing the server path in src/lib/server/ClientProxy1_6.cpp or client path in src/lib/client/ServerProxy.cpp to append data beyond the DataStart declared size and configured clipboard limit before DataEnd validation, exhausting receiver memory. This issue is fixed in continuous build 1.26.0.300."}],"source":{"advisory":"GHSA-jf7g-qghg-p54x","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-18T17:19:21.839376Z","id":"CVE-2026-65976","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-18T17:47:20.730Z"}}]}}