Resource exhaustion in Solarwinds Web Help Desk
CVE-2026-28299
SolarWinds Web Help Desk is found to be affected by a denial-of-service vulnerability, which when exploited, could cause the Web Help Desk server to crash due to insufficient memory.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.007 · change: +0.002
Affected products
- Solarwinds Web Help Desk — versions 2026.1 and all previous versions
- Solarwinds Web Help Desk
Weakness classification (CWE)
References
- www.solarwinds.com/trust-center/security-advisories/CVE-2026-28299 (vendor-advisory, Vendor Advisory)
- documentation.solarwinds.com/en/success_center/whd/content/release_notes/whd_20… (release-notes, Release Notes)
Frequently asked questions
- What is CVE-2026-28299?
- CVE-2026-28299 is a high-severity vulnerability in Solarwinds Web Help Desk, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 8.2/10. Published 2026-06-02.
- How severe is CVE-2026-28299?
- High severity. CVSS v3 base score is 8.2 out of 10.