CVE-2026-73470CWE-269privilege-escalation

CVE-2026-73470

Critical · published September 14, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
42.8
In the wild
Unconfirmed
What it is

Improper Privilege Management vulnerability in Apache Syncope.

Delegations can be created or updated with Roles not owned by the delegating User, or not for the same Realm subtree under the delegation management was granted for.

This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2.

Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00512 · 42.8th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-09-14T17:18Z
References (2)
https://lists.apache.org/thread/13hph8sgx3wo6m103x0oc0zydf5rkl8y · [email protected]http://www.openwall.com/lists/oss-security/2026/09/14/9 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 17 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 14 SEP 12:58Z
    Apache Syncope: Delegating users can grant unowned Roles
    cvelistv5