CVE-2026-21728EPSS p47.4%
CVE-2026-21728CVE-2026-21728
grafana / tempo
Description
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.
Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18). Alternatively, automatically restart the service.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 0.64% probability of exploitation · percentile 47.4% · 2026-08-13T12:03:51Z |
| Last modified | 2026-08-13 |