How severe is CVE-2024-45398?

CVE-2024-45398 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2024-45398 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-45398?

CVE-2024-45398 affects Contao. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-45398?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-45398 have an EU (EUVD) identifier?

Yes. CVE-2024-45398 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2877.

When was CVE-2024-45398 published?

CVE-2024-45398 was published on 2024-09-17 and last updated on 2026-06-17.

CVE-2024-45398

CVE-2024-45398 is a high-severity vulnerability in Contao with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 8.3)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2877
Weakness: CWE-434
Affected product: Contao
Published: 2024-09-17
Last modified: 2026-06-17

Description

Contao is an Open Source CMS. In affected versions a back end user with access to the file manager can upload malicious files and execute them on the server. Users are advised to update to Contao 4.13.49, 5.3.15 or 5.4.3. Users unable to update are advised to configure their web server so it does not execute PHP files and other scripts in the Contao file upload directory.

Frequently asked questions

What is CVE-2024-45398?: Contao is an Open Source CMS. In affected versions a back end user with access to the file manager can upload malicious files and execute them on the server. Users are advised to update to Contao 4.13.49, 5.3.15 or 5.4.3. Users unable to update are advised to configure their web server so it does not execute PHP files and other scripts in the Contao file upload directory.
How severe is CVE-2024-45398?: CVE-2024-45398 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2024-45398 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-45398?: CVE-2024-45398 affects Contao. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-45398?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-45398 have an EU (EUVD) identifier?: Yes. CVE-2024-45398 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2877.
When was CVE-2024-45398 published?: CVE-2024-45398 was published on 2024-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*

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