CVE-2025-20258
A vulnerability in the self-service portal of Cisco Duo could allow an unauthenticated, remote attacker to inject arbitrary commands into emails that are sent by the service. This vulnerability is
Severity
Medium 5.4
CVSS 3.1
Exploited
Not listed
EPSS
0.003
21.5th percentile
Discovered by
Third party
Vendor-published field
Published
May 21, 2025
Assigned by cisco
Description
A vulnerability in the self-service portal of Cisco Duo could allow an unauthenticated, remote attacker to inject arbitrary commands into emails that are sent by the service. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary commands into a portion of an email that is sent by the service. A successful exploit could allow the attacker to send emails that contain malicious content to unsuspecting users.
Weakness: CWE-77
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Duo | Identity / IAM / MFA | cna-assigner |
Vendor-reported products (1)
- Cisco · Cisco Duo