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Critical 9.8Published Jan 28, 2026
CVE-2025-40552SolarWinds Web Help Desk Authentication Bypass Vulnerability
Updated under an hour ago ()
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It affects SolarWinds Web Help Desk. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-1390
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- SolarWinds
- NVD analysis
- Modified
- Record last updated
- Feb 26, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SolarWinds Web Help Desk solarwinds:web_help_desk (from the name) | 12.8.8 HF1 and below | CNA record |
solarwinds web_help_desk solarwinds:web_help_desk | before 2026.1 | NVD |
References
- https://www.solarwinds.com/trust-center/security-advisories/CVE-2025-40552vendor-advisory, patch
- https://documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_2026-1_release_notes.htmrelease-notes
- 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
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.