Server-side expression parser denial of service
Exact source revision recorded 28 Oct 2026 17:46:48 UTC. It does not establish the source's current position. Latest evidence.
cve-program · CVE-2026-88858
PublishedA user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expression (uncontrolled recursion). A user with permission to provision alert rules can make the outage persist across restarts.
- Source published
- 28 Oct 2026 16:50:17 UTC
- Source modified
- 28 Oct 2026 16:50:17 UTC
- Observed here
- 28 Oct 2026 17:46:48 UTC
- Source terms
- CVE Program Terms of Use
Original source record · Cite this exact observation · Complete original publisher JSON
This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: cve-program · CVE Program Terms of Use. Source text is retained; field grouping and change labels are provided by ChangeIntel.
CVSS 3.1 · 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H