CVE-2021-21392

Synapse is a Matrix reference homeserver written in python pypi package matrix-synapse. Matrix is an ecosystem for open federated Instant Messaging and VoIP. In Synapse before version 1.28.0 requests to user provided domains were not restricted to external IP addresses when transitional IPv6...

Researchers: Instagram, LinkedIn Vulnerable to Preview-Link RCE Security Woes

UPDATE Link previews in popular chat apps on iOS and Android are a firehose of security and privacy issues, researchers have found. At risk are Facebook Messenger, LINE, Slack, Twitter Direct Messages, Zoom and many others. In the case of Instagram and LinkedIn, it’s even possible to execute remo...

Experts Warn of Privacy Risks Caused by Link Previews in Messaging Apps

Cybersecurity researchers over the weekend disclosed new security risks associated with link previews in popular messaging apps that cause the services to leak IP addresses, expose links sent via end-to-end encrypted chats, and even unnecessarily download gigabytes of data stealthily in the...

Experts Warn of Privacy Risks Caused by Link Previews in Messaging Apps

Cybersecurity researchers over the weekend disclosed new security risks associated with link previews in popular messaging apps that cause the services to leak IP addresses, expose links sent via end-to-end encrypted chats, and even unnecessarily download gigabytes of data stealthily in the...

PT-2020-6682 · Whatsapp · Whatsapp For Iphone +1

Name of the Vulnerable Software and Affected Versions: WhatsApp Desktop versions prior to 0.3.9309 WhatsApp for iPhone versions prior to 2.20.10 Description: The issue is related to a lack of protection in the web page structure, allowing for cross-site scripting attacks. Exploiting this issue...