Embassy saysNo details relating to targets in the approach regarding attackState Department: 'The safety circumstance throughout Afghanistan is very unstable.'The threat is to find a possible attack within the next 48 hours, the particular Embassy said in a statement. State Department carries on warning American citizens against traveling to Afghanistan.

"During this period of heightened threat, the particular U.S.

"There were simply no further details regarding the targets, timing, or perhaps method of the planned attack."

Haqqani said to have ties towards the Taliban along with al QaedaThe U.S. Story highlightsAttaack could come in next 48 hours, U.S.

CNN's Don Melvin within London contributed for you to this report.

. military academy from West Point and the co-author associated with "Fountainhead associated with Jihad: the Haqqani Nexus, 1973-2012."

He stated the actual Haqqani network has partners towards the Afghan Taliban along with al Qaeda.

"The security situation throughout Afghanistan is incredibly unstable, and the threat to all U.S. Embassy strongly urges U.S. citizens in Afghanistan remains critical," your State Department said.

While there was no official term upon where the threat is originating from, 1 expert said hello could well always be from your Haqqani network, which usually has been said to possess ties for you to Pakistan's intelligence services.

"The Haqqani network continues in order to be behind the majority of large-scale attacks throughout Kabul in current years, such as contrary to end up being able to the Intercontinental hotel in June 2011, the US embassy as well as NATO compounds in September 2011, and the Indian embassy throughout October 2009 and also July 2008," said Don Rassler, director involving strategic initiatives at the Combating Terrorism Middle at the U.S. citizens in order to exercise extreme caution if relocating around the city," the statement said