CVE-2024-45398

highpriority · track · 35EPSS 0.005 · 45 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.53% (45th) EPSS

CVSS 8.8 · high

Is it mine?

15 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Lsecondary · ENISA EU

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Lsecondary · security-advisories@github.comexploitability 2.8 · impact 5.5

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Lsecondary · OSV

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-434USCWE-434US

affected products (15)

Products and version ranges known to be affected.

Open Source Contao <4.13.49all versionscert_bundDE
Open Source Contao <5.3.15all versionscert_bundDE
Open Source Contao <5.4.3all versionscert_bundDE
Open Source Contao< 4.13.49cert_bundDE
Open Source Contao< 5.3.15cert_bundDE
Open Source Contao< 5.4.3cert_bundDE
contao contao4.0.0, → 4.13.49enisa_euvdEU
contao contao5.0.0, → 5.3.15enisa_euvdEU
contao contao5.4.0, → 5.4.3enisa_euvdEU
contao contao4.0.0 → 4.13.49nvdUScpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
contao contao5.0.0 → 5.3.15nvdUScpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
contao contao5.4.0 → 5.4.3nvdUScpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
Packagist contao/core-bundle4.0.0 → 4.13.49osvUSpkg:composer/contao/core-bundle
Packagist contao/core-bundle5.0.0 → 5.3.15osvUSpkg:composer/contao/core-bundle
Packagist contao/core-bundle5.4.0 → 5.4.3osvUSpkg:composer/contao/core-bundle

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-2152Contao: Mehrere SchwachstellenDeutsch2024-09-16csaf · cert_bundDE
Ein entfernter Angreifer kann mehrere Schwachstellen in Contao ausnutzen, um beliebigen Code auszuführen oder vertrauliche Informationen offenzulegen.
GHSA-vm6r-j788-hjh5Contao affected by remote command execution through file upload2024-09-17ghsa · osvUS
### Impact Back end users with access to the file manager can upload malicious files and execute them on the server. ### Patches Update to Contao 4.13.49, 5.3.15 or 5.4.3. ### Workarounds Configure your web server so it does not execute PHP files and other scripts in the Contao file upload directory. ### References https://contao.org/en/security-advisories/remote-command-execution-through-file-uploads ### For more information If you have any questions or comments about this advisory, open an issue in [contao/contao](https://github.com/contao/contao/issues/new/choose). ### Credits Thanks to Jakob Steeg from usd AG for reporting this vulnerability.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd osv NVD CVE.org MITRE

published 2024-09-17modified 2026-06-17

references (8)

External citations — patches, advisories, analysis.

scry

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