CVE-2025-40536

high-risk
Published 2026-01-28

SolarWinds Web Help Desk was found to be susceptible to a security control bypass vulnerability that if exploited, could allow an unauthenticated attacker to gain access to certain restricted functionality.

Do I need to act?

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70.7% chance of exploitation in next 30 days
EPSS score — higher than 29% of all CVEs
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CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Products (1)

Affected Vendors

Solarwinds

References (4)

Release Notes https://documentation.solarwinds.com/en/success_center/whd/content/release_notes...
Vendor Advisory https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40536
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-...
Third Party Advisory https://www.huntress.com/blog/active-exploitation-solarwinds-web-help-desk-cve-2...
55
/ 100
high-risk
Severity 24/34 · High
Exploitability 26/34 · High
Exposure 5/34 · Minimal