Medium severity · published Jun 9, 2026
CVE-2026-28301
SolarWinds Observability Self-Hosted Open Redirect Vulnerability
4.8
CVSS
0.2%
EPSS
No
On KEV
Description
A vulnerability in which an attacker can provide a crafted external URL that may redirect a user to an unintended website.
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Adjacent
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OS
Observability Self-Hosted · SolarWinds
2026.1 and previous versions · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-28301
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-28301
documentation.solarwinds.com
https://documentation.solarwinds.com/en/success_center/orionplatform/content/core-secure-configuration.htm
documentation.solarwinds.com
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2026-2_release_notes.htm
www.solarwinds.com
https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28301
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