Affects widely-used MOVEit Automation; authentication bypass could expose data across many organizations.
CVE-2026-4670
MOVEit Automation authentication bypass (CVE-2026-4670) allows unauthorized access.
Is CVE-2026-4670 being exploited?
Not confirmed. CVE-2026-4670 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 5.6% probability of exploitation in the next 30 days.
How severe is CVE-2026-4670?
CVE-2026-4670 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-2026-4670?
Yes. A fix has been recorded for CVE-2026-4670. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-4670 affect?
CVE-2026-4670 affects Progress MOVEit Automation (versions 2025.0.0 before 2025.0.9; 2024.0.0 before 2024.1.8; prior to 2024.0.0). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-4670?
Patch ASAP to 2025.0.9 or 2024.1.8+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Auth bypass lets attacker access MOVEit data/admin endpoints without credentials.
Immediate action required
- affected>= 2025.0.0 and < 2025.0.9
- affected>= 2024.0.0 and < 2024.1.8
- affected< 2024.0.0
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.