CVE-2025-12011
Remote DoS causes major non-recoverable fault in 5370/5570 controllers.
Is CVE-2025-12011 being exploited?
Not confirmed. CVE-2025-12011 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 0.43% probability of exploitation in the next 30 days.
How severe is CVE-2025-12011?
CVE-2025-12011 is rated Critical with a CVSS score of 9.2. 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-2025-12011?
Yes. A fix has been recorded for CVE-2025-12011. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-12011 affect?
CVE-2025-12011 affects 5370 controllers, 5570 controllers. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-12011?
Isolate affected controllers, block project uploads, apply vendor patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can load a malformed project to force controllers into a major non-recoverable fault (MNRF), causing device outage, process disruption and safety risks.
Immediate action required
- affected35.015 and earlier
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.