ProFTPD Improper Access Control Vulnerability
ProFTPD contains an improper access control vulnerability that could allow remote attackers to read and write to arbitrary files via the site cpfr and site cpto commands.
CISA required action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating
Read at CISA Known Exploited Vulnerabilities catalog
- Vendor
- ProFTPD
- Product
- ProFTPD
- EPSS
- 0.99 (p100)
- CISA KEV
- added 8 Oct 2026, due 11 Oct 2026 (21d overdue)
- Exploitation
- observed in the wild
- Fix
- available
- Weakness
- CWE-284
- Exposure class
- File transfer
Why it ranks 78 (Critical)
- CISA KEV listed, remediation due 2026-10-11
- EPSS 0.99 (high probability of exploitation)
- Exposed product class: file transfer
- Covered by 2 independent sources
- Fix available
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- CISA Known Exploited Vulnerabilities catalog (nvd.nist.gov)
- Vendor advisory (lists.debian.org)
- CVE-2015-3306 on this site · NVD · CVE.org · Vulnpedia · KEV
Related coverage
Other items that share a CVE or were clustered with this one.