The vulnerability of the TraceQL query language used in the software for storing and analyzing distributed tracebacks of Grafana Tempo allows a attacker to cause a service failure.
🗓️ 10 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 6 Views
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2026-27878 | 19 Jun 202619:02 | – | attackerkb |
 | CVE-2026-27878 | 19 Jun 202619:02 | – | cve |
 | CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage | 19 Jun 202619:02 | – | cvelist |
 | EUVD-2026-38066 | 19 Jun 202619:02 | – | euvd |
 | CVE-2026-27878 | 19 Jun 202619:16 | – | nvd |
 | CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage | 19 Jun 202619:02 | – | osv |
 | PT-2026-51011 | 19 Jun 202600:00 | – | ptsecurity |
 | ROS-20260626-73-0025 | 26 Jun 202600:00 | – | redos |
 | CVE-2026-27878 Tempo TraceQL query with exemplar hint could result in unbounded memory usage | 19 Jun 202619:02 | – | vulnrichment |
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10 Jul 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 36.5
CVSS 26.8
EPSS0.00411