CVE-2025-61021

virtuoso-opensource: Openlink Virtuoso-opensource: Denial of Service via crafted SQL statements

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Severity

Important

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · June 23, 2026

Updated · September 10, 2026

Description

A flaw was found in openlink virtuoso-opensource. This vulnerability allows an attacker to cause a Denial of Service (DoS), meaning the service becomes unavailable to legitimate users. This can be achieved by sending specially crafted SQL statements to the sqlo_natural_join_cond component, disrupting normal operations.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-89 · Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')