VDB
CVE-2026-28377
CVE-2026-28377
PUBLISHED
CVSS 7.5 HIGH
Grafana Tempo has Inadequate Encryption Strength
EPSS 0.01% · 0.9th percentile
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
0.01%
0.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Grafana | Tempo | 2.10.3, 2.10.3, 2.10.3 |
| grafana | tempo | 0 |
| github.com | grafana/tempo | 0 |
Timeline
- Mar 26, 2026 CVE Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 27, 2026 Coalition ESS Score
- Mar 29, 2026 Security Advisory
- Mar 31, 2026 CVE Updated
- Apr 1, 2026 PoC Published
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
References
- https://grafana.com/security/security-advisories/cve-2026-28377 vendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-28377 advisory
- https://github.com/grafana/tempo/commit/bb8ca663db34a0980c9758b40d918fda3b4dbec3 url
- https://github.com/grafana/tempo package
- https://github.com/grafana/tempo/blob/4dc3e5b0d3463a0b67498b662b85a148698b4afd/CHANGELOG.md?plain=1#L135 url