CVE-2025-40552
9.8
CRITICAL · CVSS 3.1 · EPSS 52% (pctl 99)
Patch early
EPSS 52% — above the 10% action threshold.
Description
SolarWinds Web Help Desk was found to be susceptible to an authentication bypass vulnerability that if exploited, would allow a malicious actor to execute actions and methods that should be protected by authentication.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 52% — more likely to be exploited than 99% of all CVEs |
| Weakness | CWE-1390 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2026-01-28 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| solarwinds | web help desk |
References
- https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htm
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40552
- https://github.com/watchtowrlabs/watchTowr-vs-SolarWinds-WebHelpDesk-CVE-2025-40552-CVE-2025-40553/blob/main/watchTowr-vs-SolarWinds-WebHelpDesk-CVE-2025-40552-CVE-2025-40553.py
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