CVE-2026-22226
VPN server config command injection enables full admin access on Archer BE230 v1.2
Is CVE-2026-22226 being exploited?
Not confirmed. CVE-2026-22226 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 2.5% probability of exploitation in the next 30 days.
How severe is CVE-2026-22226?
CVE-2026-22226 is rated High with a CVSS score of 8.5. 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-2026-22226?
Yes. A fix has been recorded for CVE-2026-22226. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-22226 affect?
CVE-2026-22226 affects TP-Link Archer BE230 v1.2 (firmware <1.2.4 Build 20251218 rel.70420). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-22226?
Apply firmware 1.2.4 Build 20251218 rel.70420 or newer
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated command injection grants full admin control, compromising config integrity, network security, and service availability.
Immediate action required
- affected< 1.3.1 Build 20260430
- affected< 1.2.4 Build 20251218 rel.70420
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.