Is CVE-2026-8402 in the CISA KEV catalog?

No. CVE-2026-8402 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-8402?

CVE-2026-8402 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2026-8402?

CVE-2026-8402 has an EPSS score of 0.32% (24th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-8402?

No published fix for CVE-2026-8402 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-8402

CRITICAL

9.8

CVSS v3

NVD

Description

Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in Eksagate Electronic Engineering and Computer Industry Trade Inc. SYSGUARD 6001 allows Blind SQL Injection. This issue affects SYSGUARD 6001: from 2.0.2 before 6.1.16.0. NOTE: The vendor was contacted and it was learned that the product is not supported.

CWE-89SQL Injection

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.32%probability of exploitation in 30 days

24thpercentile

Low risk: more likely to be exploited than 24% of all known CVEs.

References

Other references1

siberguvenlik.gov.tr

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-30.