{"api_version":"1","generated_at":"2026-05-30T02:09:58+00:00","cve":"CVE-2026-44074","urls":{"html":"https://cve.report/CVE-2026-44074","api":"https://cve.report/api/cve/CVE-2026-44074.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-44074","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-44074"},"summary":{"title":"Bitwise OR of errno values","description":"Netatalk 2.1.0 through 4.4.2 combines multiple errno values using bitwise OR, resulting in incorrect error codes when multiple error conditions occur simultaneously, which may allow a remote attacker to cause a minor service disruption via conditions that trigger incorrect error-handling paths.","state":"PUBLISHED","assigner":"securin","published_at":"2026-05-21 09:16:29","updated_at":"2026-05-21 15:20:19"},"problem_types":["CWE-682","CWE-682 Incorrect Calculation"],"metrics":[{"version":"3.1","source":"33c584b5-0579-4c06-b2a0-8d8329fcab9c","type":"Secondary","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"3.7","severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","data":{"baseScore":3.7,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"references":[{"url":"https://netatalk.io/security/CVE-2026-44074","name":"https://netatalk.io/security/CVE-2026-44074","refsource":"33c584b5-0579-4c06-b2a0-8d8329fcab9c","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-44074","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44074","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Netatalk","product":"Netatalk","version":"affected 2.1.0 4.4.2 semver","platforms":[]},{"source":"CNA","vendor":"Netatalk","product":"Netatalk","version":"unaffected 4.5.0 semver","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Arjun Basnet from Securin","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"44074","cve":"CVE-2026-44074","epss":"0.001350000","percentile":"0.329580000","score_date":"2026-05-27","updated_at":"2026-05-28 00:02:13"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-44074","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-05-21T12:31:04.918196Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-05-21T12:35:55.243Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Netatalk","vendor":"Netatalk","versions":[{"lessThanOrEqual":"4.4.2","status":"affected","version":"2.1.0","versionType":"semver"},{"status":"unaffected","version":"4.5.0","versionType":"semver"}]}],"credits":[{"lang":"en","type":"finder","value":"Arjun Basnet from Securin"}],"datePublic":"2026-05-13T00:00:00.000Z","descriptions":[{"lang":"en","value":"Netatalk 2.1.0 through 4.4.2 combines multiple errno values using bitwise OR, resulting in incorrect error codes when multiple error conditions occur simultaneously, which may allow a remote attacker to cause a minor service disruption via conditions that trigger incorrect error-handling paths."}],"metrics":[{"cvssV3_1":{"baseScore":3.7,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-682","description":"Incorrect Calculation","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-21T08:23:42.792Z","orgId":"33c584b5-0579-4c06-b2a0-8d8329fcab9c","shortName":"securin"},"references":[{"name":"Netatalk Security Advisory CVE-2026-44074","tags":["vendor-advisory"],"url":"https://netatalk.io/security/CVE-2026-44074"}],"title":"Bitwise OR of errno values"}},"cveMetadata":{"assignerOrgId":"33c584b5-0579-4c06-b2a0-8d8329fcab9c","assignerShortName":"securin","cveId":"CVE-2026-44074","datePublished":"2026-05-21T08:14:38.297Z","dateReserved":"2026-05-05T07:25:20.197Z","dateUpdated":"2026-05-21T12:35:55.243Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-21 09:16:29","lastModifiedDate":"2026-05-21 15:20:19","problem_types":["CWE-682","CWE-682 Incorrect Calculation"],"metrics":{"cvssMetricV31":[{"source":"33c584b5-0579-4c06-b2a0-8d8329fcab9c","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","baseScore":3.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"LOW"},"exploitabilityScore":2.2,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"44074","Ordinal":"1","Title":"Bitwise OR of errno values","CVE":"CVE-2026-44074","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"44074","Ordinal":"1","NoteData":"Netatalk 2.1.0 through 4.4.2 combines multiple errno values using bitwise OR, resulting in incorrect error codes when multiple error conditions occur simultaneously, which may allow a remote attacker to cause a minor service disruption via conditions that trigger incorrect error-handling paths.","Type":"Description","Title":"Bitwise OR of errno values"}]}}}