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Δ / VULNERABILITY RECORD

CVE-2026-35239.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSMEDIUM / 4.9No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Sep 24, 2026

Disclosure summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Source-reported weakness categories

CWE-284

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2026-Apr

Open original source · Updated Sep 24, 2026

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 4.9

VendorProduct / associationVersion / bounds
Microsoft update guidecbl2 mysql 8.0.45-3 on CBL-Mariner 2.0 (MSRC status code 3)
Microsoft update guideazl3 mysql 8.0.45-2 on Azure Linux 3.0 (MSRC status code 3)
Microsoft update guidecbl2 mysql 8.0.45-3 on CBL Mariner 2.0 (MSRC status code 3)

Vendor remediation references

  • Release Notes · build 8.0.46-1 · product IDs 21155-21692
  • Vendor guidance · product IDs 21155-21692
  • CBL-Mariner Releases · build 8.0.46-1 · product IDs 21156-17084, 21155-17086
  • Vendor guidance · product IDs 21156-17084, 21155-17086

Original records & references

PUBLISHED 2026-04-22T21:01:40-04:00
MODIFIED 2026-09-24T22:15:19-04:00
INGESTED 2026-10-08T12:45:03-04:00