CVE-2026-20241

MEDIUM
MEDIUM Priority: 0.01 BB Relevance: 71/100
Published: 2026-11-04 Modified: 2026-11-06 First seen: 2026-11-04 Status: active

Attack Surface

Network Low Complexity No Auth No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: None
S: Unchanged
C: Low
I: None
A: None

Description

A vulnerability in the authorization mechanism of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an unauthenticated, remote attacker to obtain an endpoint identity certificate. This vulnerability is due to improper authorization checks. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to bypass authorization to obtain an endpoint certificate.

Weakness Classification (1)

Affected Software (102)

VendorProductVersion
Cisco Cisco ISE Passive Identity Connector 3.2.0
Cisco Cisco ISE Passive Identity Connector 3.1.0
Cisco Cisco ISE Passive Identity Connector 3.3.0
Cisco Cisco ISE Passive Identity Connector 3.4.0
Cisco Cisco ISE Passive Identity Connector 3.5.0
Cisco Cisco ISE Passive Identity Connector 3.2.0
Cisco Cisco ISE Passive Identity Connector 3.1.0
Cisco Cisco ISE Passive Identity Connector 3.3.0
Cisco Cisco ISE Passive Identity Connector 3.4.0
Cisco Cisco ISE Passive Identity Connector 3.5.0
Cisco Cisco Identity Services Engine Software 3.1.0
Cisco Cisco Identity Services Engine Software 3.1.0 p1
Cisco Cisco Identity Services Engine Software 3.1.0 p3
Cisco Cisco Identity Services Engine Software 3.1.0 p2
Cisco Cisco Identity Services Engine Software 3.2.0
Cisco Cisco Identity Services Engine Software 3.1.0 p4
Cisco Cisco Identity Services Engine Software 3.1.0 p5
Cisco Cisco Identity Services Engine Software 3.2.0 p1
Cisco Cisco Identity Services Engine Software 3.1.0 p6
Cisco Cisco Identity Services Engine Software 3.2.0 p2
Cisco Cisco Identity Services Engine Software 3.1.0 p7
Cisco Cisco Identity Services Engine Software 3.3.0
Cisco Cisco Identity Services Engine Software 3.2.0 p3
Cisco Cisco Identity Services Engine Software 3.2.0 p4
Cisco Cisco Identity Services Engine Software 3.1.0 p8
Cisco Cisco Identity Services Engine Software 3.2.0 p5
Cisco Cisco Identity Services Engine Software 3.2.0 p6
Cisco Cisco Identity Services Engine Software 3.1.0 p9
Cisco Cisco Identity Services Engine Software 3.3 Patch 2
Cisco Cisco Identity Services Engine Software 3.3 Patch 1
Showing 30 of 102 entries

Bug Bounty Relevance

71 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity
✓ No user interaction

CVSS Score

5.3 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS — Exploitation Probability

0.25%
Raw Score 0.002490
Percentile 16.4%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00249
2026-11-13
0.00249
2026-11-12
0.00249
2026-11-10
0.00249
2026-11-09
0.00249
2026-11-08
0.00249
2026-11-07
0.00249
2026-11-06
0.00249
2026-11-05
0.00249

Intelligence Sources

mitre ref →
nvd ref →