Sensitive Government information about Afghanistan was accidentally revealed by Cabinet minister Andrew Mitchell when he left Downing Street with the documents on show.
The International Development Secretary walked out of No 10 with the confidential briefing papers inadvertently on display in front of television cameras and photographers.
According to Sky News, the documents contained comments on Afghanistan president Hamid Karzai's plans to step down in 2014, stating it would "make politics in the country a better place". Mr Mitchell is the latest high-profile figure to be snapped with secret files on display.
Police chief Bob Quick resigned as Britain's leading counter-terrorism officer in 2009 after accidentally displaying details of a secret operation to photographers.
Last November Chief Secretary to the Treasury Danny Alexander was pictured with a copy of the Government's spending review document, revealing a potential 490,000 public sector job losses.
Former housing minister Caroline Flint was caught out when she was photographed with papers warning of a property crisis.
The document also raised concerns about the decision by some international donors to suspend aid to Afghanistan, according to Sky News.
It suggested the decision could "destabilise" work that was currently being carried out in the country.
