CVE-2026-0895

CVE-2026-0895 is a unknown severity vulnerability affecting the affected product.

Description: The extension extends TYPO3’ FileSpool component, which was vulnerable to Insecure Deserialization prior to TYPO3-CORE-SA-2026-004 https://typo3.org/security/advisory/typo3-core-sa-2026-004 . Since the related fix is overwritten by the extension, using the extension with a patched TYPO3 core version still allows for Insecure Deserialization, because the affected vulnerable code was extracted from TYPO3 core to the extension. More information […]

Exploit Difficulty: HARD
⏱️ Time to exploit: > 4 hours
🛠️ Required skills: Advanced security expertise
💰 Public exploits: Rare or not public

How to Fix:


- Check if you're running the affected product


- Update to the latest patched version
- If patching is not immediately possible: restrict network exposure, apply least-privilege access


- Test the fix in a staging environment first
- Review logs for signs of exploitation
- Monitor for IOCs (Indicators of Compromise)


- Enable automatic security updates
- Set up vulnerability monitoring
- Review and harden security configurations

Vendor Advisory: https://typo3.org/security/advisory/typo3-core-sa-2026-004