CVE-2026-0895: mailqueue TYPO3 extension affected by Insecure Deserialization in QueueableFileTransport

medium Affects cpsit/typo3-mailqueue. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

mailqueue TYPO3 extension affected by Insecure Deserialization in QueueableFileTransport

Package
cpsit/typo3-mailqueue Composer
Affected versions
<0.4.3 or >=0.5.0 and <0.5.1
Fixed in
0.4.3, 0.5.1
Severity
medium
Exploitation
not on CISA KEV · EPSS 0% (4.0th percentile)
Published
2026-01-21
Source
osv.dev

References

CWE-502
NVD recordcpsit/typo3-mailqueue advisories

Am I affected?

Find out in one command. phpwarden checks your composer.lock against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs   How findings are ranked

Related advisories