Fleet before 4.89.0 contains an SQL injection vulnerability in the activity list endpoints (GET /api/v1/fleet/activities and GET /api/v1/fleet/hosts/{id}/activities). The deprecated cursor-pagination helper appendListOptionsWithCursorToSQL …
Exact source revision recorded 5 Nov 2026 03:05:06 UTC. It does not establish the source's current position. Latest evidence.
euvd · EUVD-2026-87977
PublishedFleet before 4.89.0 contains an SQL injection vulnerability in the activity list endpoints (GET /api/v1/fleet/activities and GET /api/v1/fleet/hosts/{id}/activities). The deprecated cursor-pagination helper appendListOptionsWithCursorToSQL interpolated the caller-supplied sort/order key into the SQL ORDER BY clause without an allowlist, so an authenticated user with read access to Activity could order results by arbitrary columns. The impact is read-only and bounded to columns on the activity_past table that are not otherwise returned in these responses (e.g. details), allowing their values to be inferred through the resulting sort order; there is no write access, privilege escalation, or reachability of node_key or other host-join columns through these endpoints. Fixed in 4.89.0, which removes the deprecated helper and passes the sort column through SanitizeColumn.
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Original publisher date fields
datePublished: Sep 27, 2026, 5:02:35 PM
dateUpdated: Sep 28, 2026, 1:16:02 PM
- Source published
- Sep 27, 2026, 5:02:35 PM (timezone not stated)
- Source modified
- Sep 28, 2026, 1:16:02 PM (timezone not stated)
- Observed here
- 5 Nov 2026 03:05:06 UTC
- Source terms
- ENISA EUVD · source terms and attribution apply
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EUVD CVSS 4.0 · 2.3 CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N