CVE-2025-70218
Stack buffer overflow in D-Link DIR-513 formAdvFirewall via POST.
Is CVE-2025-70218 being exploited?
Not confirmed. CVE-2025-70218 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 0.63% probability of exploitation in the next 30 days.
How severe is CVE-2025-70218?
CVE-2025-70218 is rated Critical with a CVSS score of 9.8. 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-2025-70218?
Yes. A fix has been recorded for CVE-2025-70218. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-70218 affect?
CVE-2025-70218 affects D-Link DIR-513 v1.10. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-70218?
Update firmware when available; disable remote admin access.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
RCE possible via crafted HTTP POST to formAdvFirewall; attacker could take full control of the device.
Immediate action required