CVE-2024-55452: A URL redirection vulnerability exists in UJCMS 9.6.3 due to improper validation of URLs in the upload and ren

Routine

MEDIUM 5.4DOWNGRADE

CVE-2024-55452 is a medium-severity flaw (CVSS 5.4) affecting ujcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A URL redirection vulnerability exists in UJCMS 9.6.3 due to improper validation of URLs in the upload and rendering of new block / carousel items. This vulnerability allows authenticated attackers to redirect unprivileged users to an arbitrary, attacker-controlled webpage. When an authenticated user clicks on the malicious block item, they are redirected to the arbitrary untrusted domains, where sensitive tokens, such as JSON Web Tokens, can be

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 81%)
CISA exploited list	No
Weakness	CWE-601
Published	2024-12-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ujcms

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

Am I affected?

Timeline

2024-12-16 23:15 UTCPublished CVE record published
2026-06-17 08:11 UTCUpdated Record last modified

ujcms ujcms DOWNGRADE

Affected: 9.6.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.6.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 9.6.3 (Debian / Ubuntu)

apt-cache madison ujcms sudo apt install ujcms=<VERSION_BEFORE_9.6.3> sudo apt-mark hold ujcms

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

dnf --showduplicates list ujcms sudo dnf downgrade ujcms-<VERSION_BEFORE_9.6.3> sudo dnf versionlock add ujcms

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-2024-55452?

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

Is CVE-2024-55452 being exploited?

CVE-2024-55452 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-2024-55452 affect?

CVE-2024-55452 affects ujcms. Severity is medium (CVSS 5.4). A URL redirection vulnerability exists in UJCMS 9.6.3 due to improper validation of URLs in the upload and rendering of new block / carousel items. This vulnerability allows authenticated attackers to redirect unprivileged users to an arbit

How urgent is CVE-2024-55452?

Priority 29/100. Public exploit reference

Related CVEs

CVE-2026-2954 MEDIUM 6.3 DOWNGRADE A vulnerability was found in Dromara UJCMS 10.0.2
CVE-2026-2953 MEDIUM 5.4 DOWNGRADE A vulnerability has been found in Dromara UJCMS 101.2
CVE-2025-2491 LOW 2.4 DOWNGRADE A vulnerability classified as problematic has been found in Dromara ujcms 9.7.5
CVE-2025-2490 LOW 2.4 DOWNGRADE A vulnerability was found in Dromara ujcms 9.7.5
CVE-2024-55451 MEDIUM 4.8 DOWNGRADE A Stored Cross-Site Scripting (XSS) vulnerability exists in authenticated SVG file upload and viewing function

References

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