CVE-2024-37878: Cross Site Scripting vulnerability in TWCMS v.2.0.3 allows a remote attacker to execute arbitrary code via the

Routine

MEDIUM 6.1DOWNGRADE

CVE-2024-37878 is a medium-severity flaw (CVSS 6.1) affecting twcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross Site Scripting vulnerability in TWCMS v.2.0.3 allows a remote attacker to execute arbitrary code via the /TWCMS-gh-pages/twcms/runtime/twcms_view/default,index.htm.php" PHP directly echoes parameters input from external sources

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-06-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: twcms

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

Am I affected?

Timeline

2024-06-12 17:15 UTCPublished CVE record published
2026-06-17 07:38 UTCUpdated Record last modified

twcms twcms DOWNGRADE

Affected: 2.0.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.0.3 (Debian / Ubuntu)

apt-cache madison twcms sudo apt install twcms=<VERSION_BEFORE_2.0.3> sudo apt-mark hold twcms

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

dnf --showduplicates list twcms sudo dnf downgrade twcms-<VERSION_BEFORE_2.0.3> sudo dnf versionlock add twcms

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-2024-37878?

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

Is CVE-2024-37878 being exploited?

CVE-2024-37878 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-2024-37878 affect?

CVE-2024-37878 affects twcms. Severity is medium (CVSS 6.1). Cross Site Scripting vulnerability in TWCMS v.2.0.3 allows a remote attacker to execute arbitrary code via the /TWCMS-gh-pages/twcms/runtime/twcms_view/default,index.htm.php" PHP directly echoes parameters input from external sources

How urgent is CVE-2024-37878?

Priority 29/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

← Back to latest CVEs