A cybersecurity researcher is urging users to upgrade Adobe Acrobat Reader after a fix was released yesterday for a remote code execution zero-day with a public in-the-wild proof-of-concept exploit.

Adobe, although they have admitted to the flaw, has not given a time line for fixing the affected applications with include Acrobat (Reader as well) 9.1, 8.1.4, 7.1.1 and earlier.