European Chemicals Agency IUCLID 6.x before 6.27.6 allows authentication bypass because a weak hard-coded secret is used for JWT signing. The affected versions are 5.15.0 through 6.27.5.
https://iuclid6.echa.europa.eu/download
https://iuclid6.echa.europa.eu/documents/1387205/1809530/note_v6.27.6.pdf/76545a65-e6be-6486-280a-7d7c3d2ad455?t=1677577170669
https://iuclid6.echa.europa.eu
Source: Mitre, NVD
Published: 2023-05-02
Updated: 2026-06-17
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.00578