Yahoo Tells SEC It Knew About Data Breach in 2014

Yahoo fessed up in its latest SEC filing that it knew in 2014 that attackers were on its network and stole information from 500 million accounts. The breach was disclosed in September and Yahoo blamed state-sponsored attackers, a claim that was challenged by some experts who instead said a crimin...

Yahoo Asks DNI to De-Classify Email Scanning Order

Yahoo continues to seek high ground with regard to public reports that last year it scanned user email messages in compliance with a classified government order. General counsel Ron Bell yesterday sent a letter to Director of National Intelligence James R. Clapper asking the government to confirm...

Breaking — Russian Hacker Responsible for LinkedIn Data Breach Arrested by FBI

The alleged Russian hacker arrested by the FBI in collaboration with the Czech police is none other than the hacker who was allegedly responsible for massive 2012 data breach at LinkedIn, which affected nearly 117 Million user accounts. Yevgeniy N, 29-year-old Russian hacker was arrested in Pragu...

Automattic: Wordpress.com REST API oauth bypass via Cross Site Flashing

Hello Automattic Security Team, There is a vulnerability in https://public-api.wordpress.com/crossdomain.xml. This file allows .yahoo.com and .yimg.com to perform cross domain requests to https://public-api.wordpress.com. However, these domains are vulnerable to Cross-Site flashing. An attacker c...

U.S. Reps Requesting Further Intelligence Around Yahoo Surveillance Story

Nearly 50 representatives from 27 different states are still looking to clear the air around this month’s Yahoo surveillance story. In a letter on Friday addressed to Attorney General Loretta Lynch and Director of National Intelligence James Clapper, government officials asked for clarity around...

Yahoo Bug Bounty #37 - Sender Spoofing Vulnerability

Document Title: =============== Yahoo Bug Bounty 37 - Sender Spoofing Vulnerability References: =========== https://www.vulnerability-lab.com/getcontent.php?id=1985 Video: https://www.youtube.com/watch?v=QYZRbRqs50g Advisory: https://www.vulnerability-lab.com/getcontent.php?id=1777 Release Date:...

Yahoo Bug Bounty #37 - Sender Spoofing Vulnerability

Document Title: =============== Yahoo Bug Bounty 37 - Sender Spoofing Vulnerability References: =========== https://www.vulnerability-lab.com/getcontent.php?id=1985 Video: https://www.youtube.com/watch?v=QYZRbRqs50g Advisory: https://www.vulnerability-lab.com/getcontent.php?id=1777 Release Date:...

view.yahoo.com XSS vulnerability

Vulnerable URL: https://view.yahoo.com/embed/player?shareUrl=%3C/title%3E%3C/script/%27-alert%280%29-%27%22-%22--%3E%22%3E%3Csvg/onload=prompt%28/OPENBUGBOUNTY/%29%3E Details: Description| Value ---|--- Patched:| Yes, at 15.10.2016 Latest check for patch:| 15.10.2016 19:33 GMT Vulnerability type:...

Yahoo Disables Email Auto-Forwarding; Making It Harder for Users to Move On

Yahoo! has disabled automatic email forwarding -- a feature that lets its users forward a copy of incoming emails from one account to another. The company has faced lots of bad news regarding its email service in past few weeks. Last month, the company admitted a massive 2014 data breach that...

Yahoo Email Spying Scandal — Here's Everything that has Happened So Far

Today Yahoo! is all over the Internet, but in a way the company would never have expected. It all started days ago when Reuters cited some anonymous sources and reported that Yahoo built a secret software to scan the emails of hundreds of millions of its users at the request of a U.S. intelligenc...

Verizon wants $1 Billion Discount on Yahoo Acquisition Deal after Recent Scandals

It seems like it is not all over for Yahoo yet. Another day, another bad news for Yahoo! Verizon, which has agreed to purchase Yahoo for $4.8 Billion, is now asking for a $1 Billion discount, according to recent reports. The request comes after Verizon Communications learned about the recent...

Yahoo Slams Email Surveillance Story: Experts Demand Details

Bombshell revelations that Yahoo conducted mass email surveillance is raising hackles among legal, civil liberties and security experts that demand Yahoo and the U.S. government come clean. Meanwhile Yahoo challenged the accuracy of Tuesday’s report by Reuters. “The article is misleading. We...

Yahoo Built a Secret Tool to Scan Your Email Content for US Spy Agency

Users are still dealing with the Yahoo's massive data breach that exposed over 1 Billion Yahoo accounts and there’s another shocking news about the company that, I bet, will blow your mind. Yahoo might have provided your personal data to United States intelligence agency when required. Yahoo...

Uh oh, Yahoo! Data Breach May Have Hit Over 1 Billion Users

The massive data breach that Yahoo! confirmed to the world last week is claimed by the company to have been carried out by a "state-sponsored actor" in 2014, which exposed the accounts of at least 500 Million Yahoo users. But, now it seems that Yahoo has downplayed a mega data breach and trying t...

On the Yahoo Breach, WhatsApp-Facebook, and Zerodium's $1.5M Bounty

Mike Mimoso and Chris Brook discuss the news of the week, including the latest on the Yahoo breach, Germany’s problem with WhatsApp-Facebook, Facebook osquery tool for Windows, and Zerodium’s $1.5M iOS bounty. Download: ThreatpostNewsWrapSeptember302016.mp3 Music by Chris Gonsalves...

Yahoo Challenged on Claims Breach Was State-Sponsored Attack

As challenges mount against Yahoo’s attribution of a massive 2014 data breach to state-sponsored hackers, CISO Bob Lord yesterday confirmed that a cache of 200 million Yahoo accounts marketed this summer in an underground forum is unrelated to the breach. Speaking at the Structure Security...

Congressional Leaders Demand Answers on Yahoo Breach

Vermont Senator Patrick Leahy, along with a number of his Democratic congressional colleagues, has demanded answers from Yahoo CEO Marissa Mayer about what is now the biggest data breach in history. Leahy called the two years between the intrusion of Yahoo’s network and the discovery and disclosu...

Questions Mount Around Yahoo Breach

As Yahoo continues to investigate the biggest data breach in history, pressure is mounting on the company to admit when it knew about the attack, whether there was a delay in reporting it, and also about how it implements cryptography to secure data it’s responsible for. Security company Venafi...

On the Yahoo Breach, the Security of IoT Forum

Mike Mimoso and Chris Brook discuss the news of the week, including the massive Yahoo breach, this week’s Security of Things Forum, Mamba ransomware, and the privacy implications of Google Allo. Download: ThreatpostNewsWrapSeptember232016.mp3 Music by Chris Gonsalves...

Yahoo Confirms 500 Million Accounts Were Hacked by 'State Sponsored' Hackers

500 million accounts — that's half a Billion users! That's how many Yahoo accounts were compromised in a massive data breach dating back to 2014 by what was believed to be a "state sponsored" hacking group. Over a month ago, a hacker was found to be selling login information related to 200 millio...