CVE-2026-35383CWE-540

Bentley Systems iTwin Platform exposed access token

Medium · published April 2, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
40.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
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
EPSS
0.00479 · 40.4th percentile
Weakness
CWE-540 · Inclusion of Sensitive Information in Source Code
Published
2026-04-02T19:04Z
EPSS history
Timeline
  • 02 APR 19:04Z
    Bentley Systems iTwin Platform exposed access token
    cvelistv5