CVE-2023-31629

FAUCET Score

CVE-2023-31629 is a Denial of Service (DoS) vulnerability affecting OpenLink Virtuoso-opensource v7.2.9, specifically within the sqlo_union_scope component. With a CVSS score of 7.5 (High), this vulnerability allows unauthenticated attackers to cause a DoS by sending specially crafted SQL statements. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		7.2.9CPE matchmatch criteria	cpe:2.3:a:openlinksw:virtuoso:7.2.9::::open_source:::

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.91%

Probability of exploitation in next 30 days

EPSS Percentile

56.1%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0091 is in the 31st percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

Vendor Advisories (1)

redhatCVE-2023-31629Moderate

virtuoso-opensource: DoS in sqlo_union_scopecomponent

May 21, 2023

References

github.com / openlink/virtuoso-opensource/issues/1139

ExploitIssue TrackingPatch