CVE-2025-40545: observability Open Redirect — Fix

Description

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.

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CVSS v3.1 Score

4.8

MEDIUM

CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-601 CWE-601

Affected Products

Vendor	Product	Versions
solarwinds	observability_self-hosted	< 2025.4.1

References

Advisories & Patches

https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/hco_2025-4-1_release_notes.htm https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40545

Frequently Asked Questions

What is CVE-2025-40545? +

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. It has a CVSS v3.1 base score of 4.8 (MEDIUM).

How severe is CVE-2025-40545? +

CVE-2025-40545 has a CVSS v3.1 score of 4.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-40545? +

CVE-2025-40545 affects products from solarwinds, specifically: observability_self-hosted. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-40545? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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