CVE-2026-20195Disclosure(cisco / identity_services_engine)

LOWCVSS 5.3 · MEDIUM

Signal is active with 2 mentions in latest observed window

Immediate actions

Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A vulnerability in an identity management API endpoint of Cisco ISE could allow an unauthenticated, remote attacker to enumerate valid user accounts on an affected device. This vulnerability exists because error messages are observed when the affected API endpoint is called. An attacker could exploit this vulnerability by sending a series of crafted requests to the affected endpoint and analyzing the differentiated responses. A successful exploit could allow the attacker to compile a list of valid usernames on an affected system.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-unauth-bypass-uxjRXGpb

Weakness type (CWE)

CWE-204

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

identity_services_engine

Threat summary

2 mentions across 1 observed day

What's happening

Technical details provided in 1 signal
Disclosure: 2 classified signals
2 total mentions across 1 day

Affected systems

Vendors

cisco

Products

identity_services_engine

3 versions affected across 1 product

Deep dive

Activity timeline2 mentions / 1d

Signal classification1 categories

Disclosure

2100.0%

Referenced assets2 URLs

By indicator

Full discourse2 posts

Infoflowcloud@infoflowcloud155d
Disclosure
🚨*CVE* CVE-2026-20195 A vulnerability in an identity management API endpoint of Cisco ISE could allow an unauthenticated, remote attacker to enumerate valid user accounts on an affected de… https://www.cve.org/CVERecord?id=CVE-2026-20195 ----- Traducción: CVE-2026-20195 Una… http://infoflow.cloud`
Post summary
The post announces CVE-2026-20195, stating that an unauthenticated attacker can enumerate user accounts via a Cisco ISE identity management API, but does not provide PoC, exploitation, or mitigation details.
0000042
75 followersView on X
CVE@CVEnew155d
Disclosure
CVE-2026-20195 A vulnerability in an identity management API endpoint of Cisco ISE could allow an unauthenticated, remote attacker to enumerate valid user accounts on an affected de… https://www.cve.org/CVERecord?id=CVE-2026-20195
Post summary
A new CVE (CVE-2026-20195) is disclosed, detailing an unauthenticated API endpoint vulnerability in Cisco ISE that allows enumeration of user accounts.
00000132
57.4K followersView on X

CPE platform detail21 entries

Part:

Vendor:

Product:

Version:

Target SW:

Target HW:

21 of 21 entries

Part	Vendor	Product	Version	Target SW	Target HW
App	cisco	identity_services_engine	-	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.3.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.4.0	-	-
App	cisco	identity_services_engine	3.5.0	-	-
App	cisco	identity_services_engine	3.5.0	-	-
App	cisco	identity_services_engine	3.5.0	-	-

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