CVE-2026-82228
Unauthenticated 2FA/authentication bypass in SiteGround Security plugin <=1.6.6
Is CVE-2026-82228 being exploited?
Not confirmed. CVE-2026-82228 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 0.23% probability of exploitation in the next 30 days.
How severe is CVE-2026-82228?
CVE-2026-82228 is rated High. 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-2026-82228?
Yes. A fix has been recorded for CVE-2026-82228. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-82228 affect?
CVE-2026-82228 affects SiteGround Security WordPress plugin <= 1.6.6, WordPress sites using SiteGround Security plugin. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-82228?
Update SiteGround Security to the latest patched version or disable plugin until patched; audit admin accounts.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attackers can bypass authentication/2FA to obtain unauthorized admin access, modify site content, install malware, or persist on WordPress sites.
Immediate action required
- affected<= 1.6.6
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.