CVE-2026-50880
Remote code execution in YouTransfer sendmail transport via crafted request.
Is CVE-2026-50880 being exploited?
Not confirmed. CVE-2026-50880 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 0.48% probability of exploitation in the next 30 days.
How severe is CVE-2026-50880?
CVE-2026-50880 is rated Critical with a CVSS score of 9.8. 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-2026-50880?
Not known from our data. No patch reference has been recorded for CVE-2026-50880, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-50880 affect?
CVE-2026-50880 affects YouTransfer v1.0.6 (sendmail transport). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-50880?
Plan upgrade to fixed version when released
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution on server through sendmail transport (CWE-94) by sending crafted input; high risk of full compromise.
Monitor only