CVE-2026-20123Cisco Prime Infrastructure and Evolved Programmable Network Manager Open Redirect Vulnerability
- 4.3MediumCVSS base score
- 0.22%Exploitation in 30 daysEPSS · top 87% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By cisco
- 4 months later
· 4 months later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| ciscoCNA (assigner) | 3.1 | Medium4.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N |
| NVDNVD · Analyzed | 3.1 | Medium6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.22% · top 87% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
Cisco · Cisco Evolved Programmable Network Manager (EPNM)
- affected 7.1.1
- affected 7.1.2.1
- affected 7.1.3
- affected 7.1.2
- affected 7.1.0
- affected 8.0.0
- affected 8.0.0.1
- affected 7.1.3.1
- affected 7.1.4
- affected 8.1.0
- affected 8.0.1
- affected 7.1.4.1
- affected 8.0.1.1
Cisco · Cisco Prime Infrastructure
- affected 3.10.0
- affected 3.10.2
- affected 3.10.3
- affected 3.10
- affected 3.10.1
- affected 3.10 Update 01
- affected 3.10.4
- affected 3.10.4 Update 01
- affected 3.10.4 Update 02
- affected 3.10.4 Update 03
- affected 3.10.5
- affected 3.10.6
- affected 3.10.6 Update 01
- affected 3.10.6 Security Update 03
What to do
Exploitation: The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-5424 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-20123)Record last updated .