Firefox

Pierluigi Paganini March 23, 2024
Mozilla fixed Firefox zero-days exploited at Pwn2Own Vancouver 2024

Mozilla addressed two Firefox zero-day vulnerabilities exploited during the Pwn2Own Vancouver 2024 hacking competition. Mozilla has done an amazing job addressing two zero-day vulnerabilities in the Firefox web browser exploited during the recent Pwn2Own Vancouver 2024 hacking competition. The researcher Manfred Paul (@_manfp), who won the competition, exploited the two vulnerabilities, respectively tracked CVE-2024-29944 and […]

Pierluigi Paganini September 13, 2023
Mozilla fixed a critical zero-day in Firefox and Thunderbird

Mozilla addressed a critical zero-day vulnerability in Firefox and Thunderbird that has been actively exploited in attacks in the wild. Mozilla rolled out security updates to address a critical zero-day vulnerability, tracked as CVE-2023-4863, in Firefox and Thunderbird that has been actively exploited in the wild. The vulnerability is a heap buffer overflow in WebP […]

Pierluigi Paganini May 26, 2022
Do not use Tails OS until a flaw in the bundled Tor Browser will be fixed

The maintainers of the Tails project (The Amnesic Incognito Live System) warn users that the Tor Browser bundled with the OS could expose their sensitive information. The maintainers confirmed that Tor Browser in Tails 5.0 and earlier is unsafe to use for sensitive information. “We recommend that you stop using Tails until the release of 5.1 […]

Pierluigi Paganini March 08, 2022
CISA urges to fix actively exploited Firefox zero-days by March 21

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added recently disclosed Firefox zero-days to its Known Exploited Vulnerabilities Catalog. The Cybersecurity and Infrastructure Security Agency (CISA) added two critical security vulnerabilities in Mozilla firefox, tracked as CVE-2022-26485 and CVE-2022-26486, to its Known Exploited Vulnerabilities Catalog. The US agency has ordered federal civilian agencies to address both issues by […]

Pierluigi Paganini January 13, 2022
Mozilla addresses High-Risk Firefox, Thunderbird vulnerabilities

Mozilla addressed18 security vulnerabilities affecting the popular Firefox web browser and the Thunderbird mail program. Mozilla released Firefox 96 that addressed 18 security vulnerabilities in its web browser and the Thunderbird mail program. Nine vulnerabilities addressed by the new release are rated high-severity, the most severe one is a race condition issue tracked as CVE-2022-22746. […]

Pierluigi Paganini December 09, 2021
Mozilla fixed high-severity bugs in Firefox and Thunderbird mail client

Mozilla released security updates for the Firefox browser and Thunderbird mail client to address multiple vulnerabilities. Mozilla released security updates to address multiple vulnerabilities in the Firefox browser and Thunderbird mail client. The company addressed 13 vulnerabilities in the Firefox browser with the release of Firefox 95, including six high-severity flaws. The most severe of […]

Pierluigi Paganini November 11, 2020
Google and Mozilla fixed issues exploited at 2020 Tianfu Cup hacking contest

Mozilla and Google have already fixed the critical flaws in Firefox and Chrome exploited by bug bounty hunters at 2020 Tianfu Cup hacking contest. Mozilla and Google have already addressed the critical Firefox and Chrome vulnerabilities that were recently exploited by white hat hackers at the 2020 Tianfu Cup hacking contest. The vulnerability in Chrome exploited […]

Pierluigi Paganini September 19, 2020
Hijacking nearby Firefox mobile browsers via WiFi by exploiting a bug

Mozilla addressed a bug that can be exploited by attackers to hijack all the Firefox for Android browsers that share the same WiFi network. Mozilla has addressed a vulnerability that can be abused by attackers to hijack all the Firefox for Android browsers on the same WiFi network and force them to visit malicious sites, […]

Pierluigi Paganini August 21, 2020
Mozilla offers rewards for Bypassing Firefox Exploit Mitigations

Mozilla has expanded its bug bounty program including rewards for bypass methods for the exploit mitigations and security features in Firefox. Mozilla announced this week that it has expanded its bug bounty program with a new category that focuses on bypass methods for the exploit mitigations, security features, and defense-in-depth measures implemented in the Firefox […]

Pierluigi Paganini July 05, 2020
Cisco Talos discloses technicals details of Chrome, Firefox flaws

Cisco’s Talos experts disclosed the details of recently patched vulnerabilities affecting the popular Chrome and Firefox web browsers. Researchers from Cisco Talos disclosed technical details of recently patched vulnerabilities affecting the popular Chrome and Firefox web browsers. The first issue, tracked as CVE-2020-6463, is a memory corruption vulnerability that affects PDFium, an open source PDF […]