CVE-2023-40048: In WS_FTP Server version prior to 8.8.2, the WS_FTP Server Manager interface was missing cross-site reque

Q: How do I fix CVE-2023-40048?

ws ftp server: upgrade to 8.8.2. Exact commands for each OS are on this page.

Q: Is CVE-2023-40048 being exploited?

CVE-2023-40048 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-40048 affect?

CVE-2023-40048 affects ws ftp server. Severity is medium (CVSS 6.8). In WS_FTP Server version prior to 8.8.2, the WS_FTP Server Manager interface was missing cross-site request forgery (CSRF) protection on a POST transaction corresponding to a WS_FTP Server administrative function.

Q: How urgent is CVE-2023-40048?

Priority 33/100. No elevated risk signals yet.

Routine

MEDIUM 6.8UPGRADE

CVE-2023-40048 is a medium-severity flaw (CVSS 6.8) affecting ws ftp server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In WS_FTP Server version prior to 8.8.2, the WS_FTP Server Manager interface was missing cross-site request forgery (CSRF) protection on a POST transaction corresponding to a WS_FTP Server administrative function.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-352
Published	2023-09-27
Last modified	2026-06-17

Publisher (CNA): Progress Software Corporation · Vendor: progress

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-09-27 15:19 UTCPublished CVE record published
2026-06-17 06:15 UTCUpdated Record last modified

progress ws ftp server UPGRADE

Affected: < 8.8.2

Fixed in: 8.8.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ws-ftp-server || rpm -q ws-ftp-server || ws-ftp-server --version

2. UPGRADE to 8.8.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ws-ftp-server

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ws-ftp-server

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-40048?

ws ftp server: upgrade to 8.8.2. Exact commands for each OS are on this page.

Is CVE-2023-40048 being exploited?

CVE-2023-40048 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-40048 affect?

CVE-2023-40048 affects ws ftp server. Severity is medium (CVSS 6.8). In WS_FTP Server version prior to 8.8.2, the WS_FTP Server Manager interface was missing cross-site request forgery (CSRF) protection on a POST transaction corresponding to a WS_FTP Server administrative function.

How urgent is CVE-2023-40048?

Priority 33/100. No elevated risk signals yet.

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References

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