CVE-2026-27302
Critical CVE-2026-27302 (CVSS 10.0): unauthenticated RCE enabling full system takeover
Is CVE-2026-27302 being exploited?
Not confirmed. CVE-2026-27302 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 0.71% probability of exploitation in the next 30 days.
How severe is CVE-2026-27302?
CVE-2026-27302 is rated Critical with a CVSS score of 10.0. 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-2026-27302?
Yes. A fix has been recorded for CVE-2026-27302. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-27302 affect?
CVE-2026-27302 affects Unknown - vendor/product not disclosed, Investigate internet-facing servers and critical endpoints. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-27302?
Isolate exposed systems, enable monitoring, block exploit vectors, and apply vendor patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote code execution allowing arbitrary code execution, privilege escalation, full system compromise and data exfiltration.
Immediate action required
- affected<= ACC v7: 7.4.3 build 9399
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.