CVE-2025-20353
CVE-2025-20353 is a medium-severity vulnerability in Cisco Catalyst Center with a CVSS 3.x base score of 6.1. 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-79.
Key facts
- Severity: Medium (CVSS 3.x base score 6.1)
- EPSS exploit prediction: 0% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-175335
- Weakness: CWE-79
- Affected product: Cisco Catalyst Center
- Published:
- Last modified:
Description
A vulnerability in the web-based management interface of Cisco Catalyst Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface of an affected device. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of the web-based management interface to click a crafted link. 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.
Frequently asked questions
- What is CVE-2025-20353?
- A vulnerability in the web-based management interface of Cisco Catalyst Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface of an affected device. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of the web-based management interface to click a crafted link. 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.
- How severe is CVE-2025-20353?
- CVE-2025-20353 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2025-20353 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-20353?
- CVE-2025-20353 affects Cisco Catalyst Center. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-20353?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-20353 have an EU (EUVD) identifier?
- Yes. CVE-2025-20353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-175335.
- When was CVE-2025-20353 published?
- CVE-2025-20353 was published on 2025-11-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cisco:catalyst_center:*:*:*:*:*:*:*:*
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