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High severity8.7NVD Advisory· Published Feb 13, 2020· Updated Jun 17, 2026

CVE-2020-5239

CVE-2020-5239

Description

In Mailu before version 1.7, an authenticated user can exploit a vulnerability in Mailu fetchmail script and gain full access to a Mailu instance. Mailu servers that have open registration or untrusted users are most impacted. The master and 1.7 branches are patched on our git repository. All Docker images published on docker.io/mailu for tags 1.5, 1.6, 1.7 and master are patched. For detailed instructions about patching and securing the server afterwards, see https://github.com/Mailu/Mailu/issues/1354

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • Mailu/Mailullm-fuzzy2 versions
    <1.7+ 1 more
    • (no CPE)range: <1.7
    • (no CPE)range: < 1.7

Patches

Vulnerability mechanics

References

2

News mentions

0

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