CVE-2026-20060
CVE-2026-20060 is a medium-severity vulnerability in Cisco Unity Connection with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-601.
Key facts
- Severity: Medium (CVSS 3.x base score 4.7)
- EPSS exploit prediction: 0% (10th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-22953
- Weakness: CWE-601
- Affected product: Cisco Unity Connection
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2026-20060?
- 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.
- How severe is CVE-2026-20060?
- CVE-2026-20060 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2026-20060 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-20060?
- CVE-2026-20060 primarily affects Cisco Unity Connection. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2026-20060?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-20060 have an EU (EUVD) identifier?
- Yes. CVE-2026-20060 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-22953.
- When was CVE-2026-20060 published?
- CVE-2026-20060 was published on 2026-04-15 and last updated on 2026-06-17.
References
Affected products (11)
- cpe:2.3:a:cisco:unity_connection:*:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14su1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14su2:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14su3:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14su3a:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:14su4:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:15.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:15su1:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:15su2:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:unity_connection:15su3:*:*:*:*:*:*:*
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Other CWE-601 (Open Redirect) vulnerabilities
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- CVE-2020-36912 — Critical (CVSS 9.8): Plexus anblick Digital Signage Management 3.1.13 contains an open redirect vulnerability in the 'PantallaLogin' script…
- CVE-2025-43526 — Critical (CVSS 9.8): This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac…
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- CVE-2024-22891 — Critical (CVSS 9.8): Nteract v.0.28.0 was discovered to contain a remote code execution (RCE) vulnerability via the Markdown link.