CVE-2024-32344: A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute

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MEDIUM 6.8DOWNGRADE

CVE-2024-32344 is a medium-severity flaw (CVSS 6.8) affecting cmsimple. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Edit parameter under the Language section.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-04-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: cmsimple

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

Am I affected?

Timeline

2024-04-17 21:15 UTCPublished CVE record published
2026-06-17 07:29 UTCUpdated Record last modified

cmsimple cmsimple DOWNGRADE

Affected: 5.15

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.15

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.15 (Debian / Ubuntu)

apt-cache madison cmsimple sudo apt install cmsimple=<VERSION_BEFORE_5.15> sudo apt-mark hold cmsimple

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

dnf --showduplicates list cmsimple sudo dnf downgrade cmsimple-<VERSION_BEFORE_5.15> sudo dnf versionlock add cmsimple

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-2024-32344?

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

Is CVE-2024-32344 being exploited?

CVE-2024-32344 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-2024-32344 affect?

CVE-2024-32344 affects cmsimple. Severity is medium (CVSS 6.8). A cross-site scripting (XSS) vulnerability in the Settings menu of CMSimple v5.15 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Edit parameter under the Language section.

How urgent is CVE-2024-32344?

Priority 40/100. Public exploit reference

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CVE-2024-57548 CRITICAL 9.1 DOWNGRADE CMSimple 5.16 allows the user to edit log.php file via print page.
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References

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