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CVE-2026-28324

9.8, critical

SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the…

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
9.8, critical critical CVSS v3.1
EPSS, next 30 days
0.7% higher than 50.2% of scored CVEs
Exploitation
No public evidence
Published
22 Sept 202625 days ago

Description

SolarWinds Observability Self-Hosted was found to be affected by an unauthenticated remote code execution vulnerability due to the insufficient integrity checks. Installations configured in a non-default and non-secure configuration are affected.

Details

Vendor
SolarWinds
Product
Observability Self-Hosted
Weakness
CWE-345 (opens in a new tab)
Status
Awaiting analysis
Updated
24 Sept 2026
Assigner
psirt@solarwinds.com

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References 4

Advisories 1

Other references 3

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other SolarWinds CVEs

Every SolarWinds CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-28318 SolarWinds Serv-U Uncontrolled Resource Consumption Vulnerability KEV EPSS 2% 7.5, high
  • CVE-2025-40536 SolarWinds Web Help Desk Security Control Bypass Vulnerability KEV EPSS 74% 9.8, critical
  • CVE-2025-40551 SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability KEV EPSS 84% 9.8, critical
  • CVE-2025-26399 SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability KEV EPSS 90% 9.8, critical
  • CVE-2024-28987 SolarWinds Web Help Desk Hardcoded Credential Vulnerability KEV EPSS 93% 9.1, critical
  • CVE-2024-28986 SolarWinds Web Help Desk Deserialization of Untrusted Data Vulnerability KEV EPSS 85% 9.8, critical
  • CVE-2024-28995 SolarWinds Serv-U Path Traversal Vulnerability KEV EPSS 100% 7.5, high
  • CVE-2021-35247 SolarWinds Serv-U Improper Input Validation Vulnerability KEV EPSS 3% 5.3, medium

Beyond this page

Is CVE-2026-28324 in your network?

This page tells you how dangerous CVE-2026-28324 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-28324 comes with the devices to patch.

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  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

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Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.