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Vulnerability record · CVE-2026-93292 · published 17 September 2026

CVE-2026-93292: SQL injection vulnerability

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.

8.4 CVSS 4.0 High EPSS 0.40% · top 68.4% CWE-89 · SQL injection Awaiting Analysis
8.4CVSS 4.0 base score
0.40%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
9References
22 Sep 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/SigNoz/signoz
https://github.com/SigNoz/signoz/blob/v0.142.0/pkg/modules/tracefunnel/clickhouse_queries.go#L498-L499
https://github.com/SigNoz/signoz/blob/v0.142.0/pkg/query-service/app/http_handler.go#L4081-L4086
https://github.com/SigNoz/signoz/commit/8286e787b296b291a26a14d20407a335fcfbac25
https://github.com/SigNoz/signoz/commit/8e00c0405697659bd4994a5de446cf3028c0f76d
https://github.com/SigNoz/signoz/releases/tag/v0.142.1
https://github.com/SigNoz/signoz/security/advisories/GHSA-w5pf-xwjh-vr5v
https://www.vulncheck.com/advisories/signoz-0.88.0-before-0.142.1-sql-injection-in-trace-funnel-analytics-query-builders
https://github.com/SigNoz/signoz/security/advisories/GHSA-w5pf-xwjh-vr5v

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Source: NIST National Vulnerability Database (record CVE-2026-93292), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.