Cisco Unity Connection up to 15SU3 Web-based Management Interface Request redirect

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco Unity Connection up to 15SU3. It has been classified as problematic. Impacted is an unknown function of the component Web-based Management Interface. Performing a manipulation of the argument Request results in redirect. This vulnerability is reported as CVE-2026-20060. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cisco Unity Connection up to 15SU3. It has been classified as problematic. This affects an unknown code block of the component Web-based Management Interface. The manipulation of the argument request with an unknown input leads to a redirect vulnerability. CWE is classifying the issue as CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. This is going to have an impact on integrity. The summary by CVE is:

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of HTTP request parameters. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious web page.

It is possible to read the advisory at sec.cloudapps.cisco.com. This vulnerability is uniquely identified as CVE-2026-20060 since 10/08/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/16/2026). The attack technique deployed by this issue is T1204.001 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2026-22953) and CERT Bund (WID-SEC-2026-1149). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Cisco Unity Connection

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.7
CNA Vector (cisco): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/08/2025 CVE reserved
04/15/2026 +189 days Advisory disclosed
04/15/2026 +0 days VulDB entry created
04/16/2026 +1 days VulDB entry last update

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-unity-vulns-n2EJSbbw
Status: Confirmed

CVE: CVE-2026-20060 (🔒)
GCVE (CVE): GCVE-0-2026-20060
GCVE (VulDB): GCVE-100-357747
EUVD: 🔒
CERT Bund: WID-SEC-2026-1149 - Cisco Unity Connection: Mehrere Schwachstellen

Entryinfo

Created: 04/15/2026 18:28
Updated: 04/16/2026 23:51
Changes: 04/15/2026 18:28 (66), 04/15/2026 20:03 (1), 04/16/2026 23:51 (7)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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