CVE-2026-22227
Auth-required command injection enables full admin control on TP-Link Archer BE230.
Is CVE-2026-22227 being exploited?
Not confirmed. CVE-2026-22227 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 2.7% probability of exploitation in the next 30 days.
How severe is CVE-2026-22227?
CVE-2026-22227 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-2026-22227?
Yes. A fix has been recorded for CVE-2026-22227. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-22227 affect?
CVE-2026-22227 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-2026-22227?
Upgrade to firmware 1.2.4 build 20251218 rel.70420 or later.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Full device compromise via admin auth; remote code/command execution and network control.
Patch when possible
- 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.