CVE-2026-119567
vsftpd through 3.0.5 cmds_denied Bypass via RFC 775 Command Aliases
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
2.3
vsftpd through 3.0.5 cmds_denied Bypass via RFC 775 Command Aliases
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
CVE-2026-119567- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-184
- Updated
- 2026-11-05
EUVDEUVD-2026-113832
2.3
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
EUVD-2026-113832- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-05
GitHub AdvisoriesGHSA-9f6m-7pvr-9832
2.3
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated...
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
GHSA-9f6m-7pvr-9832- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/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 - CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-184
- Updated
- 2026-11-02
NVD
2.3
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
CVE-2026-119567- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/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 - CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N - Weakness
- CWE-184
- Updated
- 2026-11-05
OSVDEBIAN-CVE-2026-119567
2.3
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
DEBIAN-CVE-2026-119567- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/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 - Updated
- 2026-11-06
OSVUBUNTU-CVE-2026-119567
2.3
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
UBUNTU-CVE-2026-119567- CVSS 4.0
- 2.3 Low
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - CVSS 3.1
- 3.1 Low
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N - Updated
- 2026-11-05
OSVAZL-111796 No score
CVE-2026-119567 affecting package vsftpd 3.0.5-1
vsftpd through 3.0.5 contains an access control bypass vulnerability that allows authenticated FTP users to execute denied commands by issuing RFC 775 X-prefixed aliases. The cmds_denied check in process_post_login() compares literal tokens, so attackers can send XRMD, XMKD, XCWD, XPWD, or XCUP to perform blocked operations like deleting directories.
- Record
AZL-111796- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
vsftpdAzure Linux:3 |
through 3.0.5-1 | None known |
vsftpdDebian:12 |
All versions, plus listed versions 3.0.3-133.0.3-13.13.0.5-0.13.0.5-0.23.0.5-0.3 Show 5 moreShow less3.0.5-0.43.0.5-0.53.0.5-0.63.0.5-0.73.0.5-1 |
None known |
vsftpdDebian:13 |
All versions, plus listed versions 3.0.5-0.23.0.5-0.33.0.5-0.43.0.5-0.53.0.5-0.63.0.5-0.73.0.5-1 |
None known |
vsftpdDebian:14 |
All versions, plus listed versions 3.0.5-0.23.0.5-0.33.0.5-0.43.0.5-0.53.0.5-0.63.0.5-0.73.0.5-1 |
None known |
vsftpdUbuntu:14.04:LTS |
All versions, plus listed versions 3.0.2-1ubuntu23.0.2-1ubuntu2.14.04.1 |
None known |
vsftpdUbuntu:16.04:LTS |
All versions, plus listed versions 3.0.2-20ubuntu13.0.3-1ubuntu13.0.3-2ubuntu13.0.3-3ubuntu2 |
None known |
vsftpdUbuntu:18.04:LTS |
All versions, plus listed versions 3.0.3-93.0.3-9build1 |
None known |
vsftpdUbuntu:20.04:LTS |
All versions, plus listed versions 3.0.3-123.0.5-0ubuntu0.20.04.13.0.5-0ubuntu0.20.04.2 |
None known |
vsftpdUbuntu:22.04:LTS |
All versions, plus listed versions 3.0.3-13build13.0.3-13build23.0.5-0ubuntu13.0.5-0ubuntu1.1 |
None known |
vsftpdUbuntu:24.04:LTS |
All versions, plus listed versions 3.0.5-0ubuntu13.0.5-0ubuntu23.0.5-0ubuntu33.0.5-0ubuntu3.1 |
None known |
vsftpdUbuntu:26.10 |
All versions, plus listed versions 3.0.5-0.43.0.5-0.73.0.5-1build1 |
None known |
vsftpdUbuntu:26.04:LTS |
All versions, plus listed versions 3.0.5-0.33.0.5-0.4 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, facts, references | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-119567 is a low vulnerability (CVSS 2.3) in Vsftpd, published October 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.22%, the 12th percentile. No source names a fixed version.
References
abraxaslabs.tech/research/vsftpd-cmds-denied-alias
security.appspot.com/vsftpd.html
vulncheck.com/advisories/vsftpd-through-3.0.5-cmds-denied-bypass-via-rfc-775-command-aliases
nvd.nist.gov/vuln/detail/CVE-2026-119567
github.com/advisories/GHSA-9f6m-7pvr-9832
security-tracker.debian.org/tracker/CVE-2026-119567
ubuntu.com/security/CVE-2026-119567
cve.org/CVERecord?id=CVE-2026-119567