{"id":"CVE-2026-110234","state":"PUBLISHED","title":"Elio through 1.13.0 Insecure Temporary File Creation in External Preview Command Capture","description":"Elio through 1.13.0 contains an insecure temporary file vulnerability that allows local users to overwrite another user's files by pre-creating symbolic links at predictable capture paths. Attackers who know the victim's Elio process ID can plant a symlink so previewing media, fonts or archives truncates and overwrites victim-owned files.","publishedAt":"2026-10-13T18:50:16.051Z","updatedAt":"2026-10-14T15:57:13.139Z","severity":{"score":4.1,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["elio-fm elio"],"affected":[{"vendor":"elio-fm","product":"elio","packageURL":"pkg:cargo/elio","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.13.0","versionType":"semver"}],"collectionURL":"https://crates.io","repo":"https://github.com/elio-fm/elio"}],"references":["https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/r1d_wQojfg","https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/external_commands.rs#L14-L47","https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/external_commands.rs#L92-L95","https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/archives/external_tools.rs#L30-L45","https://github.com/elio-fm/elio/releases/tag/v1.13.0","https://www.vulncheck.com/advisories/elio-through-1.13.0-insecure-temporary-file-creation-in-external-preview-command-capture"],"weaknesses":["CWE-377"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/110xxx/CVE-2026-110234.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110234","state":"PUBLISHED","datePublished":"2026-10-13T18:50:16.051Z","dateUpdated":"2026-10-14T15:57:13.139Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-13T18:00:06.757Z"},"containers":{"cna":{"title":"Elio through 1.13.0 Insecure Temporary File Creation in External Preview Command Capture","descriptions":[{"lang":"en","value":"Elio through 1.13.0 contains an insecure temporary file vulnerability that allows local users to overwrite another user's files by pre-creating symbolic links at predictable capture paths. Attackers who know the victim's Elio process ID can plant a symlink so previewing media, fonts or archives truncates and overwrites victim-owned files."}],"affected":[{"vendor":"elio-fm","product":"elio","packageURL":"pkg:cargo/elio","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"1.13.0","versionType":"semver"}],"collectionURL":"https://crates.io","repo":"https://github.com/elio-fm/elio"}],"references":[{"url":"https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/r1d_wQojfg","tags":["third-party-advisory"]},{"url":"https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/external_commands.rs#L14-L47","tags":["technical-description"]},{"url":"https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/external_commands.rs#L92-L95","tags":["technical-description"]},{"url":"https://github.com/elio-fm/elio/blob/e7daae44ce748310de441499576bdc31b936d54c/src/preview/archives/external_tools.rs#L30-L45","tags":["technical-description"]},{"url":"https://github.com/elio-fm/elio/releases/tag/v1.13.0","tags":["release-notes"],"name":"v1.13.0 Release Notes"},{"url":"https://www.vulncheck.com/advisories/elio-through-1.13.0-insecure-temporary-file-creation-in-external-preview-command-capture","name":"VulnCheck Advisory: Elio through 1.13.0 Insecure Temporary File Creation in External Preview Command Capture","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":4.1,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":4.4,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-377","lang":"en","description":"Insecure Temporary File","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-13T18:50:16.051Z"},"datePublic":"2026-10-13T00:00:00.000Z","credits":[{"lang":"en","value":"hieuPenguinnn","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-14T14:49:48.622542Z","id":"CVE-2026-110234","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-14T15:57:13.139Z"}}]}}}