What is CVE-2025-26394?

CVE-2025-26394 is a medium-severity vulnerability in Solarwinds Observability Self-hosted, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.8/10. Published 2025-06-10.

How severe is CVE-2025-26394?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Open Redirect in Solarwinds Observability Self-hosted

CVE-2025-26394

SolarWinds Observability Self-Hosted is susceptible to an open redirection vulnerability. The URL is not properly sanitized, and an attacker could manipulate the string to redirect a user to a malicious site. The attack complexity is hig…

Vulnerability class: Open Redirect

EPSS: 0.000 (8.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Solarwinds Observability Self-hosted — versions 2025.1.1 and previous versions

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

Frequently asked questions

What is CVE-2025-26394?: CVE-2025-26394 is a medium-severity vulnerability in Solarwinds Observability Self-hosted, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.8/10. Published 2025-06-10.
How severe is CVE-2025-26394?: Medium severity. CVSS v3 base score is 4.8 out of 10.