> CVE-2026-20047 [MEDIUM]

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PUBLISHED
2026-01-15 17:16
MODIFIED
2026-01-15 17:16
CVSS_SCORE V3
4.8
EPSS (Prob. Exploit)
0.27%
Top 81.6%
DATA SOURCES:
NVD 🔗 2026-01-15 CVE PROJECT 🔗 2026-01-19 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-10-25

> DESCRIPTION

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to conduct cross-site scripting (XSS) attacks against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of an affected system. An attacker could exploit this vulnerability by injecting malicious code into specific pages of the interface. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information. To exploit this vulnerability, the attacker must have valid administrative credentials.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EXPLOITABILITY
1.7
IMPACT
2.7

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
High (H)
Authentifié avec privilèges administratifs
UI (Interaction Utilisateur)
User Interaction
Required (R)
Nécessite une action utilisateur (clic lien, ouverture fichier, etc.)
S (Périmètre)
Scope
Changed (C)
Impact s'étend au-delà du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
Low (L)
Divulgation limitée d'informations
I (Impact Intégrité)
Integrity Impact
Low (L)
Modification limitée des données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

Confidentialité
Low
Divulgation limitée d'informations
Intégrité
Low
Modification limitée des données possible
Disponibilité
None
Aucune interruption de service

> WEAKNESSES

CWE-80

> CWE DETAILED DESCRIPTIONS

CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page - The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special characters such as "<", ">", and "&" that could be interpreted as web-scripting elements when they are sent to a downstream component that processes web pages.

> HISTORIQUE DES MODIFICATIONS

Première apparition
15/01/2026 17:16
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:58
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) - The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes spe...
Nouvelle valeur:
CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page - The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes special charact...
📊 ENRICHISSEMENT 01/02/2026 06:44
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) - The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes spe...
📊 ENRICHISSEMENT 19/01/2026 17:39
CVEPROJECT
Champ modifié: CVE Project
Ancienne valeur:
Non
Nouvelle valeur:
Oui
Total des modifications: 3 Dernière mise à jour: 1 week ago

> REFERENCES

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/ci...
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