CVE-2026-93292 PUBLISHED

SigNoz 0.88.0 before 0.142.1 - SQL Injection in Trace Funnel Analytics Query Builders

Assigner: VulnCheck
Reserved: 17.09.2026 Published: 17.09.2026 Updated: 17.09.2026

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 Vector: 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
CVSS Score: 8.4

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	Low	Integrity	Low
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
CVSS Score: 8.5

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	None

CVSS 3.1

Product Status

Vendor	SigNoz
Product	signoz
Versions	Default: unaffected affected from 0.88.0 to 0.142.1 (excl.) Version 0.142.1 is unaffected

Credits

4NK1T finder
axel-corsiez finder
morimori-dev finder
newugly finder
thaidn (Calif.io, in collaboration with Anthropic) finder
hackchang finder
Scott Moore - VulnCheck finder

References

Problem Types

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') CWE