Bentley Systems iTwin Platform exposed access token_CVE-2026-35383

6.5 / 10

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

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.

Basic Information

ID CVE-2026-35383

Source cisa-cg

Published Apr 2, 2026 at 19:04

Modified Apr 6, 2026 at 16:30

Affected Product

Vendor Bentley Systems

Product iTwin Platform

Affected Versions Bentley Systems iTwin Platform 0

CWE Classification

CWE-540

References

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    "lastseen": "",
    "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.",
    "published": "2026-04-02T19:04:09.008Z",
    "modified": "2026-04-06T16:30:57.406Z",
    "type": "cve",
    "title": "Bentley Systems iTwin Platform exposed access token",
    "source": "cisa-cg",
    "references": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-092-01.json\nhttps://www.cve.org/CVERecord?id=CVE-2026-35383\nhttps://cesium.com/learn/ion/cesium-ion-access-tokens/",
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    "sourceData": "Bentley Systems iTwin Platform 0",
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    "cvss": {
        "score": 6.5,
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        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
        "version": "3.1"
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        "cvssV3": {
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    "product": "iTwin Platform",
    "version": "0",
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