PT-2026-49970 · Oracle · Mysql Router

Asim Viladi Oglu Manizada · CVE-2026-46862 · Published 2026-06-16 · Updated 2026-06-24

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions MySQL Router versions 8.4.0 through 8.4.9 MySQL Router versions 9.0.0 through 9.7.0

Description An issue in the General component of MySQL Router allows an unauthenticated attacker with network access via TLS to compromise the system. Successful exploitation can lead to a hang or a frequently repeatable crash, resulting in a complete Denial of Service (DOS), which is a condition where the service becomes unavailable to its intended users.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BDU:2026-08661

CVE-2026-46862

USN-8457-1

USN-8457-2

Affected Products

Mysql Router

References · 12

• https://oracle.com/security-alerts/cspujun2026.html · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-46862 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-46862 · Security Note
• https://ubuntu.com/security/CVE-2026-46863 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-46862 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-8457-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8457-2 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-8457-2 · Vendor Advisory
• https://osv.dev/vulnerability/USN-8457-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-46862 · Security Note
• https://bdu.fstec.ru/vul/2026-08661 · Security Note
• https://t.me/cveNotify/170816 · Telegram Post