CVE-2025-64712
Path traversal in unstructured library allows arbitrary file write via MSG attachments (pre-0.18.18).
Is CVE-2025-64712 being exploited?
Not confirmed. CVE-2025-64712 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 0.63% probability of exploitation in the next 30 days.
How severe is CVE-2025-64712?
CVE-2025-64712 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-2025-64712?
Yes. A fix has been recorded for CVE-2025-64712. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-64712 affect?
CVE-2025-64712 affects unstructured library (Python) <= 0.18.17. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-64712?
Upgrade to 0.18.18+ immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary file writes on host via MSG processing; could enable RCE or data loss.
Immediate action required
- affected< 0.18.18
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.