CiscoCVE-2026-76444
Cisco ISE Passive Identity Connector: missing authentication
Medium5.3CVE-2026-76444 · Published Sep 16, 2026 · updated Sep 19, 2026
A vulnerability in an internal service of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to retrieve sensitive configuration information from an affected device. This vulnerability is due to missing authentication on the Policy Runtime Repository Table (PRRT) service. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to obtain sensitive configuration information from the affected device.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Cisco ISE Passive Identity Connector Product | <= 3.4.0 | No fix yet |
| <= 3.5.0 | No fix yet | |
| Cisco Identity Services Engine Software Product | <= 3.4.0 | No fix yet |
| <= 3.4 Patch 1 | No fix yet | |
| <= 3.4 Patch 2 | No fix yet | |
| <= 3.4 Patch 3 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-306
More Cisco advisories
All Cisco| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 16 | Cisco ISE Passive Identity Connector: SQL injection | Medium4.9 | No fix yet |
| Sep 16 | Cisco ISE Passive Identity: authenticated, remote attacker could conduct an SQL... | Medium4.9 | No fix yet |
| Sep 16 | Cisco ISE Passive Identity: authenticated, remote attacker could conduct an SQL... | Medium4.9 | No fix yet |
| Sep 16 | Cisco ISE Passive Identity Connector: authentication bypass | Critical10.0 | No fix yet |
| Sep 16 | Cisco ISE Passive Identity Connector: XML external entity | Medium4.9 | No fix yet |
| Sep 16 | Cisco ISE Passive Identity Connector: missing authentication | Medium5.3 | No fix yet |