CVE-2026-35019
Auth bypass on NetComm NF20MESH via hardcoded AES key; forge admin cookie.
Is CVE-2026-35019 being exploited?
Not confirmed. CVE-2026-35019 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 0.81% probability of exploitation in the next 30 days.
How severe is CVE-2026-35019?
CVE-2026-35019 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-2026-35019?
Yes. A fix has been recorded for CVE-2026-35019. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-35019 affect?
CVE-2026-35019 affects NetComm NF20MESH routers (firmware R6B031 and earlier). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-35019?
Patch when released; disable remote management until patched.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker forges a cookie with a hardcoded key to gain full admin on the web UI.
Immediate action required
- affected< R6B032
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.