High severity7.8NVD Advisory· Published Mar 5, 2021· Updated Jun 17, 2026
CVE-2021-28042
CVE-2021-28042
Description
Deutsche Post Mailoptimizer 4.3 before 2020-11-09 allows Directory Traversal via a crafted ZIP archive to the Upload feature or the MO Connect component. This can lead to remote code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:deutschepost:mailoptimizer:4.3:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:deutschepost:mailoptimizer:4.3:*:*:*:*:*:*:*
- (no CPE)range: <2020-11-09
- (no CPE)
Patches
Vulnerability mechanics
References
2- herolab.usd.de/security-advisories/usd-2020-0028/nvdThird Party Advisory
- www.deutschepost.de/de/m/mailoptimizer.htmlnvdProduct
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