CVE-2026-20123

mediumpriority · track · 24EPSS 0.002 · 12 %ileDEEUUS
grimoire priorityP3 · Track
Exploitable?
—
no known exploitation
Likely / severe?
0.22% (12th) EPSS
CVSS 6.1 · medium
Is it mine?
60 products
Check your exposure
Who says so?
4 sources
cnnvd · enisa_euvd · cert_bund · cisco_csaf

EPSS · scored 2026-10-27

A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager (EPNM) and Cisco Prime Infrastructure could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of the parameters in the HTTP request. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. A successful exploit could allow the attacker to redirect the user to a malicious web page.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

02

cvss

Technical severity, 0–10. One row per scoring source.

6.1
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.1mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 2.7
v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · ENISA EU
v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · psirt@cisco.com USexploitability 2.8 · impact 1.4
v3.15.6mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)
v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · Cisco PSIRT US
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

05

affected products (60)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • WID-SEC-W-2026-0308Cisco Evolved Programmable Network Manager und Prime Infrastructure: Schwachstelle ermöglicht Darstellen falscher InformationenDeutsch2026-02-04csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Cisco Evolved Programmable Network Manager und Cisco Prime Infrastructure ausnutzen, um falsche Informationen darzustellen.

  • cisco-sa-epnm-pi-redirect-6sX82dNCisco Evolved Programmable Network Manager and Cisco Prime Infrastructure Open Redirect Vulnerability2026-02-04csaf · cisco_csafUS

    A vulnerability in the web-based management interface of Cisco Evolved Programmable Network Manager (EPNM) and Cisco Prime Infrastructure could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of the parameters in the HTTP request. An attacker could exploit this vulnerability by intercepting and modifying an HTTP request from a user. A successful exploit could allow the attacker to redirect the user to a malicious web page. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

07

also known as (3)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

published 2026-02-04modified 2026-06-29
09

references (4)

External citations — patches, advisories, analysis.

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