Decoding a header that holds a long run of joinable RFC 2047 base64 encoded words, such as =?utf-8?B?QUJD?= repeated tens of thousands of times in a Subject…
CyberXYZ does not call a package safe in absolute terms. It records 1 known vulnerability for postal-mime (npm), the worst rated HIGH, and no malicious-package signal. Whether it is acceptable depends on the version you run.
Does postal-mime have known vulnerabilities?
Yes. CyberXYZ records 1 known vulnerability for postal-mime (npm), the worst rated HIGH. They are GHSA-f2hq-32vh-53cc.
Which version of postal-mime should I use?
4.0.8 or later clears every advisory recorded for postal-mime (npm). Check the release you pick before installing it.
How do I check postal-mime before installing?
Search postal-mime in CyberXYZ Check at https://cyberxyz.io/check?q=postal-mime. The xyz Scanner checks a project's dependencies, and CyberXYZ Proxy checks each package as it is installed.
Checked 2026-11-14 at 13:08 UTC. The most recent advisory here was published 2026-10-23. Updated continuously from NVD, GHSA, OSV and CNA feeds.