CVE-2026-76008
Remote stack buffer overflow in Comfast CF-N1-S CGI allows arbitrary code execution
Is CVE-2026-76008 being exploited?
Not confirmed. CVE-2026-76008 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 0.57% probability of exploitation in the next 30 days.
How severe is CVE-2026-76008?
CVE-2026-76008 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-2026-76008?
Not known from our data. No patch reference has been recorded for CVE-2026-76008, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-76008 affect?
CVE-2026-76008 affects Comfast CF-N1-S (firmware 2.6.0.1). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-76008?
Isolate device, block management ports, deploy vendor patch when published
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution via crafted width/height URI params; attacker can execute arbitrary code (likely root) remotely.
Immediate action required
- affected2.6.0.1
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.