CVE-2026-23760
Auth bypass in SmarterMail password reset allows unauth admin reset
Is CVE-2026-23760 being exploited?
Yes. CVE-2026-23760 appears in CISA's Known Exploited Vulnerabilities catalog, which means exploitation in the wild has been confirmed and reported. Treat it as active rather than theoretical, and patch it ahead of higher-scoring vulnerabilities that carry no exploitation evidence.
How severe is CVE-2026-23760?
CVE-2026-23760 is rated Critical with a CVSS score of 9.3. 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-2026-23760?
Yes. A fix has been recorded for CVE-2026-23760. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-23760 affect?
CVE-2026-23760 affects SmarterTools SmarterMail (build < 9511). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-23760?
Upgrade to build 9511+; rotate admin credentials
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauth attacker can reset any admin password via the reset endpoint, gaining full admin control.
Immediate action required
- affected< 100.0.9511
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.