What is CVE-2026-57955?

CVE-2026-57955 is a high-severity vulnerability in Signoz, classified under SQL Injection. CVSS score: 8.5/10. Published 2026-06-29.

How severe is CVE-2026-57955?

High severity. CVSS v3 base score is 8.5 out of 10.

SQL Injection in Signoz

CVE-2026-57955

SigNoz through 0.130.1 contains a SQL injection vulnerability that allows authenticated attackers to execute arbitrary ClickHouse queries by injecting URL-encoded quotes into the rule ID path parameter of the alert-history endpoints. Attac…

Vulnerability class: SQL Injection

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.

Affected products

Signoz — versions 0

Weakness classification (CWE)

CWE-89 — SQL Injection

References

disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-57955?: CVE-2026-57955 is a high-severity vulnerability in Signoz, classified under SQL Injection. CVSS score: 8.5/10. Published 2026-06-29.
How severe is CVE-2026-57955?: High severity. CVSS v3 base score is 8.5 out of 10.