CVE-2026-51535

High

Description

In OpENer 2.3.0 (commit 76b95cf), a resource exhaustion (Denial of Service) vulnerability exists in its network processing loop.

SeverityHigh
CVSS7.5
Exploit probability—
ProductOpENer
PublishedJul 8, 2026
First seenJul 8, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
OpENer2.3.0—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.

CVE-2026-51535 · OpENer · Dark Radar