{"id":"CVE-2026-35383","state":"PUBLISHED","title":"Bentley Systems iTwin Platform exposed access token","description":"Bentley Systems iTwin Platform exposed a Cesium ion access token in the source of some web pages. An unauthenticated attacker could use this token to enumerate or delete certain assets. As of 2026-03-27, the token is no longer present in the web pages and cannot be used to enumerate or delete assets.","publishedAt":"2026-04-02T19:04:09.008Z","updatedAt":"2026-04-14T14:04:32.831Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","source":"cisa-cg"},"assigner":"cisa-cg","products":["Bentley Systems iTwin Platform"],"affected":[{"vendor":"Bentley Systems","product":"iTwin Platform","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"2026-03-27","versionType":"custom"},{"version":"2026-03-27","status":"unaffected"}]}],"references":["https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-092-01.json","https://www.cve.org/CVERecord?id=CVE-2026-35383","https://cesium.com/learn/ion/cesium-ion-access-tokens/"],"weaknesses":["CWE-540"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/35xxx/CVE-2026-35383.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-35383","state":"PUBLISHED","datePublished":"2026-04-02T19:04:09.008Z","dateUpdated":"2026-04-14T14:04:32.831Z","assignerShortName":"cisa-cg","assignerOrgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateReserved":"2026-04-02T14:02:18.782Z"},"containers":{"cna":{"title":"Bentley Systems iTwin Platform exposed access token","descriptions":[{"lang":"en","value":"Bentley Systems iTwin Platform exposed a Cesium ion access token in the source of some web pages. An unauthenticated attacker could use this token to enumerate or delete certain assets. As of 2026-03-27, the token is no longer present in the web pages and cannot be used to enumerate or delete assets."}],"affected":[{"vendor":"Bentley Systems","product":"iTwin Platform","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"2026-03-27","versionType":"custom"},{"version":"2026-03-27","status":"unaffected"}]}],"references":[{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-092-01.json","name":"url"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-35383","name":"url"},{"url":"https://cesium.com/learn/ion/cesium-ion-access-tokens/","name":"url"}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.5,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"LOW","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"cvssV4_0":{"version":"4.0","baseScore":6.9,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","userInteraction":"NONE","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","subIntegrityImpact":"NONE","vulnIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","vulnConfidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-03-25T14:39:05.356015Z","id":"CVE-2026-35383","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-540","description":"CWE-540 Inclusion of Sensitive Information in Source Code","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"cisa-cg","orgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateUpdated":"2026-04-06T16:30:57.406Z"},"credits":[{"value":"Mohamed Samy Dawood (Specter), Independent Security Researcher","lang":"en"}],"datePublic":"2026-04-02T00:00:00.000Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-14T14:04:23.166787Z","id":"CVE-2026-35383","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-04-14T14:04:32.831Z"}}]}}}