Flaw in crypt32.dll file that handles core cryptographic functions in Windows' CryptoAPI so serious users have been urged to patch straightaway
Thirteen vulnerabilities are rated as 'critical'
Fifteen of this month's 77 vulnerabilities are rated as 'critical'
Surprise patch for Windows XP among 16 Microsoft updates to address 79 CVE-listed vulnerabilities in latest Patch Tuesday
Adobe has also released seven updates fixing 43 security flaws - but Shockwave will remain unpatched against seven critical vulnerabilities
Hacking groups FruityArmor and SandCat have already made use of the privilege escalation bug
Microsoft issues new fix to fix its shonky patches
And there's a monster bunch of Adobe Acrobat and Flash bug fixes, too
Strap yourself in for an "intense" Patch Tuesday
More Windows 10 nagware being sneaked into Microsoft updates