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CVE-2026-20189

MEDIUM · CVSS 4.3EPSS 0.2%EU EUVD

A vulnerability in the log file download functionality of Cisco Prime Infrastructure could allow an authenticated, remote attacker to download arbitrary log files from the server. This vulnerability is due to insufficient authorization checks on the download service API. An attacker could exploit this vulnerability by submitting a crafted URL request to an affected device. A successful exploit could allow the attacker to download sensitive log files that they would otherwise not have authorization to access. To exploit this vulnerability, the attacker must have valid credentials to access the web-based management interface of the affected device.

Key facts

CVSS score
4.3 (v3.1)
Severity
MEDIUM
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-862
EPSS score
0.2% (11th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2026-27861)
Published
May 6, 2026
NVD last modified
June 29, 2026
Status
Analyzed

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2026-27861 in the EU Vulnerability Database. Last updated in EUVD on May 6, 2026.

View on the EU Vulnerability Database

Affected products

  • cisco / prime infrastructure
  • cisco / prime infrastructure
  • cisco / prime infrastructure
  • cisco / prime infrastructure

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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