Microsoft’s 7-Year Itch: The Return of the Library-MS Vulnerability!
Microsoft finally gave an NTLM information disclosure vulnerability the attention it deserved—seven years after it was first reported. Initially dismissed as “not severe enough,” this peek-a-boo bug in “.library-ms” files now has its own CVE and a shiny spotlight. Better late than never, Microsoft!

Hot Take:
Microsoft has resurrected a security flaw from the ashes of indifference like a phoenix with a penchant for procrastination! After initially dismissing the “.library-ms” file vulnerability, they’ve finally decided seven years later that it’s worth their attention. Better late than never, right? This is a classic case of “Oops, did I do that?” meets “Oh well, let’s fix it now.”
Key Points:
- Vulnerability: NTLM information disclosure via “.library-ms” files.
- Initial Report: 2018, ignored by Microsoft at the time.
- Resurfaced: 2025, now considered important.
- Credit: John Page (aka hyp3rlinx) recognized as the original reporter.
- Impact: Allows remote access, highlighting the need for continuous security vigilance.
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