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Vulnerabilities

Vulnerability · CVE-2025-26394

SolarWinds Observability Self-Hosted is susceptible to an open redirection vulnerability.

Published Jun 10, 2025 · catalog updated Jun 10, 2025 · SolarWinds SolarWinds Observability Self-Hosted

Check if you run it

No confirmed exploitation is on record for CVE-2025-26394. EPSS is 0.19%. Act only if a listed version of SolarWinds SolarWinds Observability Self-Hosted is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.19%
Remediation
Advisory link
Affected products
vendor SolarWinds SolarWinds Observability Self-Hosted 2025.1.1 and previous versions

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 high, and authentication is required.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor SolarWinds SolarWinds Observability Self-Hosted 2025.1.1 and previous versions2025.1.1 and previous versions

How to fix CVE-2025-26394

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-26394. EPSS is 0.19%. Act only if a listed version of SolarWinds SolarWinds Observability Self-Hosted is installed.

Which versions are affected?

Compare what you have installed with SolarWinds SolarWinds Observability Self-Hosted 2025.1.1 and previous versions 2025.1.1 and previous versions. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.19%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 10, 2025 · EUVD

    Detected

    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 high, and authentication is required.

  2. Jun 10, 2025 · EUVD

    Updated

    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 high, and authentication is required.

Sources

  • CVE.orgVulnerability recordCVE-2025-26394

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-26394

    30-day exploitation probability 0.2%

    first.org
  • EUVDVulnerability recordEUVD-2025-17689

    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 high, and authentication is required.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.