CVE-2026-101773High· 7.1▾ TwilightA flaw was found in the MySQL Group Replication plugin. An unauthenticated attacker located on the adjacent network can exploit this vulnerability to compromise the database service. Successful exploitation primarily allows an attacker to …
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.1 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the vendor's CSAF advisory record, not NVD.
Exploit-prediction probability, daily snapshots since Oct 22.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
Last analysed / modified upstream
0.2%
A flaw was found in the MySQL Group Replication plugin. An unauthenticated attacker located on the adjacent network can exploit this vulnerability to compromise the database service. Successful exploitation primarily allows an attacker to cause a Denial of Service (DoS) by hanging or repeatedly crashing the server, as well as perform unauthorized modifications to accessible data.
mysql: MySQL: Denial of Service via the Group Replication plugin — rated Important by Red Hat. Released 2026-10-20, updated 2026-10-22.
Affected:
No fix planned:
Not affected:
Affected
Connected by shared product, vendor, weakness, or advisory.
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