Here are the latest patch notes (1.2.7, as well as 1.2.6 and a few minor inbetween ones):

1.2.7 Patch Notes

6/12/2012

General

• When a player is required to rename multiple characters, it is now clear which character the rename prompt refers to.

Crew Skills

Gathering Skills

• Corrected an issue that could prevent players from gathering from some resource nodes that appeared to be lootable.

Flashpoints and Operations

General

• Addressed an issue that prevented some encounter effects (such as fire or other damaging area abilities) from displaying correctly for some players.

Missions and NPCs

Missions

Class Missions

Smuggler

• Blood Feud: Players can now return to Port Nowhere even if they travelled to another area during the step "Speak to Darmas Pollaran." Players previously blocked on this mission need to reset the mission in order to complete it

PvP

Warzones

Novare Coast

• In the French client, the correct voice notification now plays when the Eastern emplacement is secured.

Voidstar

• In the event that an attacking player bypasses a door while it is not destroyed, the attacking player's team will no longer advance to the next respawn location.

Space Combat

• Ships no longer have the potential to spawn in incorrect locations during Space Combat Missions.

Miscellaneous Bug Fixes

• Players are now returned to the correct location when returning to a Flashpoint after participating in a Warzone.
• The Customer Service ticket notification icon no longer blinks occasionally when no notification is available

1.2.5 Patch Note Addendum

5/31/2012

General

• Corrected an issue that caused the in-game version number to display incorrectly.
• Made improvements to optimize texture loading.

1.2.6 Patch Notes

6/4/2012

Companion Characters

General

• Companion Characters no longer appear headless when wearing certain headgear.

Flashpoints and Operations

Operations

Explosive Conflict

• The optional chest before the minefield encounter can now be looted again.

Missions and NPCs

General

• Class mission items now drop from appropriate enemies even if a groupmate deals the killing blow.
• Audio for cinematics no longer begins before the cinematic starts. The UI is now hidden before a conversation begins (instead of after it starts).

Missions

Voss

• The mission "Primary Target" will be automatically completed for players who finished The Dark Hollow without completing Primary Target first. Turning in The Dark Hollow first could make Primary Target impossible to complete. It is no longer possible to start The Dark Hollow before turning in Primary Target.

Miscellaneous Bug Fixes

• The Fleet shuttles to Coruscant and Dromund Kaas now properly update several class mission travel steps that they previously did not.

1.2.6a Patch Notes

6/7/2012

General

• Improved overall client stability.