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CVE-2020-3532

18
FAUCET Score

CVE-2020-3532 describes a cross-site scripting (XSS) vulnerability in the web-based management interfaces of Cisco Unified Communications Manager, Unified Communications Manager Session Management Edition, Unified Communications Manager IM & Presence Service, and Unity Connection. This medium-severity vulnerability (CVSS 6.1) allows an unauthenticated, remote attacker to execute arbitrary script code or access sensitive browser-based information by persuading a user to click a crafted link, due to improper input validation. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
CiscoCisco Unified Communications Manager / Cisco Unity Connection
N/ACNA affected
CiscoCisco Unified Communications Manager IM And Presence Service
N/ACNA affected
CiscoCisco Unified Communications Manager
N/ACNA affected
CiscoCisco Unity Connection
N/ACNA affected

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.49%
Probability of exploitation in next 30 days
EPSS Percentile
39.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0049 is in the 41st percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

sec.cloudapps.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-cuc-imp-xss-XtpzfM5e
sec.cloudapps.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-authbypass-YVJzqgk2
sec.cloudapps.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-pa-trav-bMdfSTTq
sec.cloudapps.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-tls-dos-xW53TBhb