{"schema":"threatline.record/2","record":{"id":"CVE-2026-100866","aliases":[],"summary":"onefetch through 2.28.1 Terminal Escape Sequence Injection","details":"onefetch through 2.28.1 writes repository information field values to the terminal without removing control characters, allowing terminal escape sequence injection. Attackers can embed ANSI/OSC escape sequences in project manifest version and name fields to manipulate terminal output, rewrite window titles, hide text, or trigger emulator-specific behavior when victims run onefetch.","categories":["Unclassified"],"product":"onefetch","vendor":"o2sh","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100866","source_modified_at":"2026-09-30T15:40:20.298Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"onefetch","vendor":"o2sh","versions":[{"version":"0","status":"affected","versionType":"semver","lessThanOrEqual":"2.28.1"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":4.8,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00128,"percentile":0.022,"score_date":"2026-10-23"},"published_at":"2026-09-27T13:09:52.041Z","modified_at":"2026-09-30T15:40:20.298Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-100866","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-30T15:40:20.298Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-100866","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/o2sh/onefetch/issues/1828","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/o2sh/onefetch/blob/9beb80329cf2e5bd784270f668139f0bafb48e2b/src/info/utils/info_field.rs#L43-L55","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/o2sh/onefetch/blob/9beb80329cf2e5bd784270f668139f0bafb48e2b/src/info/version.rs#L33-L35","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/o2sh/onefetch","tags":["product"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/onefetch-through-2.28.1-terminal-escape-sequence-injection","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-09-30T15:40:12.584124Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-30T15:40:20.298Z","content_hash":"dab5166611043facfbc043f5f2cf2736fc7862a5bfc02c3a9a3a44c977d3990f"}}