CVE-2026-101608Medium· 6.5▾ SunlitA flaw was found in the MySQL Server Optimizer component. An authenticated remote attacker with low privileges can exploit this vulnerability over the network across multiple protocols. A successful attack allows the attacker to cause the …
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.8 · likelihood 0.1 · exploitation 0
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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
0.4%
0.4% → 0.4%
A flaw was found in the MySQL Server Optimizer component. An authenticated remote attacker with low privileges can exploit this vulnerability over the network across multiple protocols. A successful attack allows the attacker to cause the database server to hang or repeatedly crash, leading to a complete Denial of Service (DoS).
mysql: mysql: Denial of Service via Server Optimizer component — rated Moderate 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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