oauth/oauth2/v1/saml/ in Abacus OAuth Login 2019_01_r4_20191021_0000 before prior to R4 (20.11.2019 Hotfix) allows Reflected Cross Site Scripting (XSS) via an error message.
https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2019-024_Abacus_Cross-Site_Scripting_XSS.txt
https://www.compass-security.com/en/research/advisories/
Source: Mitre, NVD
Published: 2020-03-11
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.0024