CVE-2025-20375: Unrestricted File Upload
Source GCVE Database
Not known to be exploited · CVSS 6.5 Medium.
Data as of 4 Nov 2026, 18:11 UTC
Thin evidence
One scorer or none| CNA (cisco) | CVSS 3.1 | 6.5 |
|---|
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 5 Nov 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| CiscoCisco Unified Contact Center Express | Affected
| Fixed in– |
AI-suggested
Since the vulnerability requires valid administrative credentials, restricting administrative access and enforcing strong authentication controls are recommended interim mitigations. Monitor Cisco advisories for official patches or updates addressing this vulnerability.
Description
CVE-2025-20375 is a vulnerability in the web UI of Cisco Unified CCX that allows an authenticated remote attacker with administrative credentials to upload and execute arbitrary files. This flaw arises from insufficient input validation in specific UI features, enabling crafted file uploads that can lead to execution on the underlying operating system. The vulnerability has a medium severity rating with a CVSS score of 6.5.