CVE-2026-119147 json
ProFTPD before 1.3.9e and 1.3.10rc5 mod_sftp Copy-File Authorization Bypass
published 2026-10-30 9 d ago modified 2026-11-05 3 d ago also EUVD-2026-113780
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 21%
- public exploits
- 0
- none known
Summary
ProFTPD before 1.3.9e and 1.3.10rc5 contains an authorization bypass in the mod_sftp copy-file extension handler that skips Limit WRITE checks for new destination files. Authenticated SFTP users can copy any readable file to a new path in write-denied directories, creating files where uploads are forbidden.
Patch / fix
- ProFTPD Project ProFTPD 1.3.9e, 1.3.10rc5
- proftpd-dfsg Debian 14 1.3.9e~dfsg-1
debian advisories DEBIAN-CVE-2026-119147
- proftpd openSUSE Tumbleweed 1.3.9e-1.1
opensuse advisories openSUSE-SU-2026:12438-1
- proftpd Alpine 3.24, Alpine 3.23 1.3.9e-r0
alpine advisories ALPINE-CVE-2026-119147
Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-119147 updated cvss 4.3
proftpd: proftpd: Authorization bypass via mod_sftp copy-file extension
-
Red Hat All currently supported Red Hat productsnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 d ago
Exploit prediction
0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- ProFTPD Project ProFTPD
Classification
- Weakness
-
- CWE-863 Incorrect Authorization
References
-
github.com
/proftpd/proftpd/commit/b7d3de4565ae448a510feecd17b41923e44bfe16
patch
-
github.com
/proftpd/proftpd/blob/v1.3.9d/contrib/mod_sftp/fxp.c#L4748
technical-description
-
github.com
/proftpd/proftpd/releases/tag/v1.3.9e
release-notes
-
github.com
/proftpd/proftpd/releases/tag/v1.3.10rc5
release-notes
-
abraxaslabs.tech
/research/proftpd-sftp-copy-file-write
third-party-advisory
-
github.com
/proftpd/proftpd
product
-
vulncheck.com
/advisories/proftpd-before-1.3-9e-and-1.3-10rc5-mod-sftp-copy-file-authorization-bypass
third-party-advisory
Sources
- CVE List CVE-2026-119147
- NVD CVE-2026-119147
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.