Quick answers
- Is CVE-2026-28325 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-28325 being exploited in the wild.
- How severe is CVE-2026-28325?
- High severity, with a CVSS score of 8.8, published 22 September 2026.
- Which products and versions are affected?
- SolarWinds Observability Self-Hosted.
- Is there a fix for CVE-2026-28325?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-28325 attacked?
- It is attacked over the network, in a hosted service.
- Am I affected by CVE-2026-28325?
- Check whether you run SolarWinds Observability Self-Hosted. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is a deserialization of untrusted data flaw that allows unauthenticated remote code execution when the application is configured to use a particular communication mode. An attacker can craft malicious serialized objects and send them over the network to trigger code execution on the target system. The attack requires no authentication and can be exploited directly by a remote attacker.
Affected products
- SolarWinds Observability Self-Hosted
Timeline
- 2026-09-22: disclosed: CVE-2026-28325 published