How severe is CVE-2026-8307?

CVE-2026-8307 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-8307 being actively exploited?

It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.

How do I fix CVE-2026-8307?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2026-8307 published?

CVE-2026-8307 was published on 2026-07-08.

CVE-2026-8307

CVE-2026-8307 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Published: 2026-07-08
Last modified: 2026-07-08

Description

Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in Webbeyaz Web Design Mediküm Web allows SQL Injection. This issue affects Mediküm Web: through 08072026. NOTE: The vendor was contacted and it was learned that the product is not supported.

Frequently asked questions

What is CVE-2026-8307?: Improper neutralization of special elements used in an SQL command ('SQL injection') vulnerability in Webbeyaz Web Design Mediküm Web allows SQL Injection. This issue affects Mediküm Web: through 08072026. NOTE: The vendor was contacted and it was learned that the product is not supported.
How severe is CVE-2026-8307?: CVE-2026-8307 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-8307 being actively exploited?: It is not currently listed in CISA's Known Exploited Vulnerabilities catalog, and no EPSS exploit-prediction score is available yet.
How do I fix CVE-2026-8307?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-8307 published?: CVE-2026-8307 was published on 2026-07-08.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0518

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