CVE-2025-59016: typo3 Information Disclosure — Fix

Description

Error messages containing sensitive information in the File Abstraction Layer in TYPO3 CMS versions 9.0.0-9.5.54, 10.0.0-10.4.53, 11.0.0-11.5.47, 12.0.0-12.4.36, and 13.0.0-13.4.17 allow backend users to disclose full file paths via failed low-level file-system operations.

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CVSS v3.1 Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-209 CWE-209

Affected Products

Vendor	Product	Versions
typo3	typo3	9.0.0 — 9.5.55
typo3	typo3	10.0.0 — 10.4.54
typo3	typo3	11.0.0 — 11.5.48
typo3	typo3	12.0.0 — 12.4.37
typo3	typo3	13.0.0 — 13.4.18

References

Advisories & Patches

https://typo3.org/security/advisory/typo3-core-sa-2025-020

Frequently Asked Questions

What is CVE-2025-59016? +

Error messages containing sensitive information in the File Abstraction Layer in TYPO3 CMS versions 9.0.0-9.5.54, 10.0.0-10.4.53, 11.0.0-11.5.47, 12.0.0-12.4.36, and 13.0.0-13.4.17 allow backend users to disclose full file paths via failed low-level file-system operations. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-59016? +

CVE-2025-59016 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-59016? +

CVE-2025-59016 affects products from typo3, specifically: typo3. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-59016? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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