How severe is CVE-2025-24999?

CVE-2025-24999 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-24999 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-24999?

CVE-2025-24999 primarily affects Microsoft Sql Server 2016. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-24999?

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

Does CVE-2025-24999 have an EU (EUVD) identifier?

Yes. CVE-2025-24999 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24368.

When was CVE-2025-24999 published?

CVE-2025-24999 was published on 2025-08-12 and last updated on 2026-06-17.

CVE-2025-24999

CVE-2025-24999 is a high-severity vulnerability in Microsoft Sql Server 2016 with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (71st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24368
Weakness: CWE-284
Affected product: Microsoft Sql Server 2016
Published: 2025-08-12
Last modified: 2026-06-17

Description

Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network.

Frequently asked questions

What is CVE-2025-24999?: Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network.
How severe is CVE-2025-24999?: CVE-2025-24999 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-24999 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-24999?: CVE-2025-24999 primarily affects Microsoft Sql Server 2016. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-24999?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-24999 have an EU (EUVD) identifier?: Yes. CVE-2025-24999 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24368.
When was CVE-2025-24999 published?: CVE-2025-24999 was published on 2025-08-12 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24999

Affected products (4)

cpe:2.3:a:microsoft:sql_server_2016:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:*

More vulnerabilities in Microsoft Sql Server 2016

CVE-2026-40370 — High (CVSS 8.8): External control of file name or path in SQL Server allows an authorized attacker to execute code over a network.
CVE-2026-33120 — High (CVSS 8.8): Untrusted pointer dereference in SQL Server allows an authorized attacker to execute code over a network.
CVE-2026-26116 — High (CVSS 8.8): Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized…
CVE-2026-26115 — High (CVSS 8.8): Improper validation of specified type of input in SQL Server allows an authorized attacker to elevate privileges over a…
CVE-2026-21262 — High (CVSS 8.8): Improper access control in SQL Server allows an authorized attacker to elevate privileges over a network.
CVE-2025-59499 — High (CVSS 8.8): Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized…

All CVEs affecting Microsoft Sql Server 2016 →

Other CWE-284 (Improper Access Control) vulnerabilities

CVE-2026-50746 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi…
CVE-2026-46978 — Critical (CVSS 10.0): Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The…
CVE-2026-35308 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Centralized Third Party Jars).…
CVE-2026-35307 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that…
CVE-2026-46695 — Critical (CVSS 10.0): Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers…
CVE-2026-46840 — Critical (CVSS 10.0): Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are…

Browse all CWE-284 (Improper Access Control) vulnerabilities →