CVE-2026-48158
Critical unauthenticated remote code execution vulnerability (details pending)
Is CVE-2026-48158 being exploited?
Not confirmed. CVE-2026-48158 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 0.40% probability of exploitation in the next 30 days.
How severe is CVE-2026-48158?
CVE-2026-48158 is rated Critical with a CVSS score of 9.3. 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-2026-48158?
Yes. A fix has been recorded for CVE-2026-48158. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-48158 affect?
CVE-2026-48158 affects Unknown — details pending. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-48158?
Isolate affected hosts, add network/EDR detections, 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 full system takeover, data exfiltration, and lateral movement.
Immediate action required
- affected>= 9d8481a513b7b0d1c0941b220c69b25de748641b and <= 6f2dae054ca014068bdbbb4db96006424d674124
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.