{"api_version":"1","generated_at":"2026-07-23T09:00:47+00:00","cve":"CVE-2026-1815","urls":{"html":"https://cve.report/CVE-2026-1815","api":"https://cve.report/api/cve/CVE-2026-1815.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-1815","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-1815"},"summary":{"title":"Session Hijacking in TEİAŞ's Mobile Application","description":"Insufficient session expiration vulnerability in Turkiye Electricity Transmission Corporation (TEİAŞ) Mobile Application allows Session Hijacking.\n\nThis issue affects Mobile Application: from 1.6.2 before 1.13.","state":"PUBLISHED","assigner":"TR-CERT","published_at":"2026-05-21 15:16:22","updated_at":"2026-05-21 15:24:41"},"problem_types":["CWE-613","CWE-613 CWE-613 Insufficient session expiration"],"metrics":[{"version":"3.1","source":"iletisim@usom.gov.tr","type":"Primary","score":"5.7","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","baseScore":5.7,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"5.7","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","version":"3.1"}}],"references":[{"url":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0286","name":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0286","refsource":"iletisim@usom.gov.tr","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-1815","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1815","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Turkiye Electricity Transmission Corporation (TEİAŞ)","product":"Mobile Application","version":"affected 1.6.2 1.13 custom","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[{"source":"CNA","value":"Metin ÖGTEM","lang":"en"}],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"1815","cve":"CVE-2026-1815","epss":"0.000290000","percentile":"0.085840000","score_date":"2026-05-27","updated_at":"2026-05-28 00:02:13"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Mobile Application","vendor":"Turkiye Electricity Transmission Corporation (TEİAŞ)","versions":[{"lessThan":"1.13","status":"affected","version":"1.6.2","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","value":"Metin ÖGTEM"}],"datePublic":"2026-05-21T13:42:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Insufficient session expiration vulnerability in Turkiye Electricity Transmission Corporation (TEİAŞ) Mobile Application allows Session Hijacking.<p>This issue affects Mobile Application: from 1.6.2 before 1.13.</p>"}],"value":"Insufficient session expiration vulnerability in Turkiye Electricity Transmission Corporation (TEİAŞ) Mobile Application allows Session Hijacking.\n\nThis issue affects Mobile Application: from 1.6.2 before 1.13."}],"impacts":[{"capecId":"CAPEC-593","descriptions":[{"lang":"en","value":"CAPEC-593 Session Hijacking"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-613","description":"CWE-613 Insufficient session expiration","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-21T13:58:23.167Z","orgId":"ca940d4e-fea4-4aa2-9a58-591a58b1ce21","shortName":"TR-CERT"},"references":[{"tags":["government-resource"],"url":"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0286"}],"source":{"advisory":"TR-26-0286","defect":["TR-26-0286"],"discovery":"UNKNOWN"},"title":"Session Hijacking in TEİAŞ's Mobile Application","x_generator":{"engine":"Vulnogram 1.0.2"}}},"cveMetadata":{"assignerOrgId":"ca940d4e-fea4-4aa2-9a58-591a58b1ce21","assignerShortName":"TR-CERT","cveId":"CVE-2026-1815","datePublished":"2026-05-21T13:56:16.733Z","dateReserved":"2026-02-03T14:06:49.089Z","dateUpdated":"2026-05-21T13:58:23.167Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-21 15:16:22","lastModifiedDate":"2026-05-21 15:24:41","problem_types":["CWE-613","CWE-613 CWE-613 Insufficient session expiration"],"metrics":{"cvssMetricV31":[{"source":"iletisim@usom.gov.tr","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","baseScore":5.7,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.1,"impactScore":3.6}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"1815","Ordinal":"1","Title":"Session Hijacking in TEİAŞ's Mobile Application","CVE":"CVE-2026-1815","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"1815","Ordinal":"1","NoteData":"Insufficient session expiration vulnerability in Turkiye Electricity Transmission Corporation (TEİAŞ) Mobile Application allows Session Hijacking.\n\nThis issue affects Mobile Application: from 1.6.2 before 1.13.","Type":"Description","Title":"Session Hijacking in TEİAŞ's Mobile Application"}]}}}