SQL Injection in Signoz
CVE-2026-93292
SigNoz versions from 0.88.0 before 0.142.1 contain a SQL injection vulnerability in trace-funnel analytics endpoints that interpolate service_name and span_name fields into ClickHouse string literals without escaping. Authenticated attackers can inject SQL through funnel step definitions to execute arbitrary queries and read results in HTTP responses.
Vulnerability class: SQL Injection
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (34.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/SigNoz/signoz/security/advisories/GHSA-w5pf-xwjh-vr5v (vendor-advisory)
- github.com/SigNoz/signoz/commit/8e00c0405697659bd4994a5de446cf3028c0f76d (patch)
- github.com/SigNoz/signoz/commit/8286e787b296b291a26a14d20407a335fcfbac25 (patch)
- github.com/SigNoz/signoz/releases/tag/v0.142.1 (release-notes)
- github.com/SigNoz/signoz/blob/v0.142.0/pkg/modules/tracefunnel/clickhouse_queri… (technical-description)
- github.com/SigNoz/signoz/blob/v0.142.0/pkg/query-service/app/http_handler.go (technical-description)
- github.com/SigNoz/signoz (product)
- www.vulncheck.com/advisories/signoz-0.88.0-before-0.142.1-sql-injection-in-trac… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-93292?
- CVE-2026-93292 is a high-severity vulnerability in Signoz, classified under SQL Injection. CVSS score: 8.5/10. Published 2026-09-17.
- How severe is CVE-2026-93292?
- High severity. CVSS v3 base score is 8.5 out of 10.