CVE-2026-28328

HIGH 8.8

Published 2026-10-20 · Last modified 2026-10-23

SolarWinds Observability Self-Hosted was found to be affected by a broken authorization schema that can allow low-privileged users to access and modify information beyond their assigned permissions.

ELEVATED IMPACT

Severe if exploited (CVSS 8.8), but no known exploitation and low modeled probability. Patch on a normal cadence.

Exploitation likelihood

0.5%chance of exploitation in 30 days · 42nd percentile

○ In CISA KEV ○ Catalogued PoC

Impact if exploited

8.8CVSS 3.1 · HIGH

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

What an attacker needs

✓Access: Reachable over the network — no local access needed
⚠Privileges: Requires a low-privilege account
✓User interaction: No user interaction needed
✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Data snapshot: 2026-10-26T13:52:32.101Z