MySQL is widely deployed; unauthenticated remote DoS plus data read can disrupt many organizations and warrants broad IT attention.
CVE-2026-60315
Unauthenticated remote DoS and limited data read in MySQL Server/Cluster X Plugin.
Is CVE-2026-60315 being exploited?
Not confirmed. CVE-2026-60315 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-60315?
CVE-2026-60315 is rated High with a CVSS score of 8.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-60315?
Yes. A fix has been recorded for CVE-2026-60315. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-60315 affect?
CVE-2026-60315 affects MySQL Server 8.4.0-8.4.10, MySQL Server 9.7.0-9.7.1, MySQL Cluster 8.0.0-8.0.47, MySQL Cluster 8.4.0-8.4.10, and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-60315?
Apply vendor patch/upgrade ASAP; block X Plugin network access until fixed.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated network attacker can crash/hang MySQL (complete DoS) and read a subset of accessible data.
Immediate action required
- affected8.0.0-8.0.47
- affected8.4.0-8.4.10
- affected9.7.0-9.7.1
- affected8.4.0-8.4.10
- affected9.7.0-9.7.1
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.