How severe is CVE-2025-20275?

CVE-2025-20275 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-20275 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-20275?

CVE-2025-20275 primarily affects Cisco Unified Contact Center Express. In total, 60 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-20275?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-20275 have an EU (EUVD) identifier?

Yes. CVE-2025-20275 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16888.

When was CVE-2025-20275 published?

CVE-2025-20275 was published on 2025-06-04 and last updated on 2026-06-17.

CVE-2025-20275

CVE-2025-20275 is a medium-severity vulnerability in Cisco Unified Contact Center Express with a CVSS 3.x base score of 5.3. 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-502.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16888
Weakness: CWE-502
Affected product: Cisco Unified Contact Center Express
Published: 2025-06-04
Last modified: 2026-06-17

Description

A vulnerability in the file opening process of Cisco Unified Contact Center Express (Unified CCX) Editor could allow an unauthenticated attacker to execute arbitrary code on an affected device.  This vulnerability is due to insecure deserialization of Java objects by the affected software. An attacker could exploit this vulnerability by persuading an authenticated, local user to open a crafted .aef file. A successful exploit could allow the attacker to execute arbitrary code on the host that is running the editor application with the privileges of the user who launched it.

Frequently asked questions

What is CVE-2025-20275?: A vulnerability in the file opening process of Cisco Unified Contact Center Express (Unified CCX) Editor could allow an unauthenticated attacker to execute arbitrary code on an affected device.  This vulnerability is due to insecure deserialization of Java objects by the affected software. An attacker could exploit this vulnerability by persuading an authenticated, local user to open a crafted .aef file. A successful exploit could allow the attacker to execute arbitrary code on the host that is running the editor application with the privileges of the user who launched it.
How severe is CVE-2025-20275?: CVE-2025-20275 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-20275 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20275?: CVE-2025-20275 primarily affects Cisco Unified Contact Center Express. In total, 60 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-20275?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-20275 have an EU (EUVD) identifier?: Yes. CVE-2025-20275 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16888.
When was CVE-2025-20275 published?: CVE-2025-20275 was published on 2025-06-04 and last updated on 2026-06-17.

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uccx-editor-rce-ezyYZte8

Affected products (60)

cpe:2.3:a:cisco:unified_contact_center_express:8.5\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:9.0\(2\)su3es04:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.0\(1\)su1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.0\(1\)su1es04:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.5\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.5\(1\)su1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.5\(1\)su1es10:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su2:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su2es04:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su3:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su3es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su3es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:10.6\(1\)su3es03:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.0\(1\)su1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.0\(1\)su1es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.0\(1\)su1es03:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\)es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\)su1:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\)su1es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\)su1es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.5\(1\)su1es03:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(1\)es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(1\)es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es03:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es04:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es05:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es06:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es07:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:11.6\(2\)es08:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:12.0\(1\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:12.0\(1\)es01:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:12.0\(1\)es02:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:12.0\(1\)es03:*:*:*:*:*:*:*
cpe:2.3:a:cisco:unified_contact_center_express:12.0\(1\)es04:*:*:*:*:*:*:*

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