When compared with the numbers from the previous year, 2013 has seen an increase in reported security vulnerabilities and, what's more, the number of critical vulnerabilities has also risen - although it's considerably smaller than in 2009.
Regular software patching is often touted as one of the best things you can do to keep your computer safe against malware infection.
Last month, Microsoft published two separate notices of 0-day vulnerabilities that were being used in the wild to attack Microsoft products.
This Patch Tuesday features a solid 11 advisories affecting 6 different product types.
After having discovered a new IE zero-day exploit being actively used in the wild, FireEye researchers have revealed that the watering hole attack is more than likely mounted by the same Chinese hacker group that orchestrated Operation DeputyDog and the attack on Bit9.