CVE-2026-23794
MEDIUMApache Syncope <3.0.15/<4.0.3 - XSS
Title source: llmDescription
Reflected XSS in Apache Syncope's Enduser Login page. An attacker that tricks a legitimate user into clicking a malicious link and logging in to Syncope Enduser could steal that user's credentials. This issue affects Apache Syncope: from 3.0 through 3.0.15, from 4.0 through 4.0.3. Users are recommended to upgrade to version 3.0.16 / 4.0.4, which fix this issue.
Scores
CVSS v3
6.8
EPSS
0.0003
EPSS Percentile
9.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N
Classification
CWE
CWE-79
Status
published
Affected Products (2)
apache/syncope
< 3.0.16
org.apache.syncope.client.idrepo/syncope-client-idrepo-common-ui
< 3.0.16Maven
Timeline
Published
Feb 03, 2026
Tracked Since
Feb 18, 2026