GD versions before 2.86 for Perl allow OS command injection and file overwrite via a 2-arg open() of filename arguments in _make_filehandle

• azl3 gd 2.3.3-4 on Azure Linux 3.0

Separate remediation guidance was not included in the collected bulletin.

1. Jun 15, 2026 at 1:02 AM UTC
   Published by Microsoft Security Response Center

   The publication date reported by the vendor.

2. Aug 13, 2026 at 12:04 AM UTC
   Updated by Microsoft Security Response Center

   The vendor changed the advisory after it was first published.

3. Sep 28, 2026 at 11:20 AM UTC
   Added to SecurityAlert

   We collected the advisory from the official source.

4. Nov 11, 2026 at 2:20 AM UTC
   Confirmed at the source

   Our collector saw this advisory during a later source check.