How severe is CVE-2026-28299?

CVE-2026-28299 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2026-28299 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-28299?

CVE-2026-28299 affects Solarwinds Web Help Desk. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-28299?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-28299 have an EU (EUVD) identifier?

Yes. CVE-2026-28299 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34017.

When was CVE-2026-28299 published?

CVE-2026-28299 was published on 2026-06-02 and last updated on 2026-06-17.

CVE-2026-28299

CVE-2026-28299 is a high-severity vulnerability in Solarwinds Web Help Desk with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34017
Weakness: CWE-770
Affected product: Solarwinds Web Help Desk
Published: 2026-06-02
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-28299?: CVE-2026-28299 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2026-28299 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-28299?: CVE-2026-28299 affects Solarwinds Web Help Desk. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-28299?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-28299 have an EU (EUVD) identifier?: Yes. CVE-2026-28299 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34017.
When was CVE-2026-28299 published?: CVE-2026-28299 was published on 2026-06-02 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:solarwinds:web_help_desk:*:*:*:*:*:*:*:*

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