CVE-2023-38193: An issue was discovered in SuperWebMailer 9.00.0.01710

This month

HIGH 8.8DOWNGRADE

CVE-2023-38193 is a high-severity flaw (CVSS 8.8) affecting superwebmailer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in SuperWebMailer 9.00.0.01710. It allows Remote Code Execution via a crafted sendmail command line.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.6% (top 25%)
CISA exploited list	No
Weakness	CWE-77
Published	2023-10-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: superwebmailer

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

Am I affected?

Timeline

2023-10-21 01:15 UTCPublished CVE record published
2026-06-17 06:09 UTCUpdated Record last modified

superwebmailer superwebmailer DOWNGRADE

Affected: 9.00.0.01710

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.00.0.01710

1. Check installed version

apt-cache policy superwebmailer || rpm -q superwebmailer || superwebmailer --version

2. No fixed release: DOWNGRADE to a release before 9.00.0.01710 (Debian / Ubuntu)

apt-cache madison superwebmailer sudo apt install superwebmailer=<VERSION_BEFORE_9.00.0.01710> sudo apt-mark hold superwebmailer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list superwebmailer sudo dnf downgrade superwebmailer-<VERSION_BEFORE_9.00.0.01710> sudo dnf versionlock add superwebmailer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2023-38193?

superwebmailer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-38193 being exploited?

CVE-2023-38193 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-2023-38193 affect?

CVE-2023-38193 affects superwebmailer. Severity is high (CVSS 8.8). An issue was discovered in SuperWebMailer 9.00.0.01710. It allows Remote Code Execution via a crafted sendmail command line.

How urgent is CVE-2023-38193?

Priority 55/100. High severity; Public exploit reference

Related CVEs

CVE-2024-24131 MEDIUM 6.1 DOWNGRADE SuperWebMailer v9.31.0.01799 was discovered to contain a reflected cross-site scripting (XSS) vulenrability vi
CVE-2023-38194 MEDIUM 6.1 DOWNGRADE An issue was discovered in SuperWebMailer 9.00.0.01710
CVE-2023-38192 MEDIUM 6.1 DOWNGRADE An issue was discovered in SuperWebMailer 9.00.0.01710
CVE-2023-38191 MEDIUM 6.1 DOWNGRADE An issue was discovered in SuperWebMailer 9.00.0.01710
CVE-2023-38190 HIGH 8.8 DOWNGRADE An issue was discovered in SuperWebMailer 9.00.0.01710

References

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