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We found a stable Firefox identifier linking all your private Tor identities
🕵️♂️ Firefox Vulnerability Exposed: Private Tor Identities at Risk
A critical vulnerability in Firefox has been discovered, allowing a stable identifier to link all private Tor identities, compromising user anonymity. This flaw enables tracking and identification of users across different Tor sessions, undermining the browser's privacy protections. Users are urged to update their browsers to mitigate this risk.
8:05 pm, April 22, 2026
guid
https://news.ycombinator.com/item?id=47866697
source_url
https://fingerprint.com/blog/firefox-tor-indexeddb-privacy-vulnerability/
author_name
danpinto
id: 2088
uid: 4cYpt
insdate: 2026-04-22 20:05:32
title: We found a stable Firefox identifier linking all your private Tor identities
additional:
A critical vulnerability in Firefox has been discovered, allowing a stable identifier to link all private Tor identities, compromising user anonymity. This flaw enables tracking and identification of users across different Tor sessions, undermining the browser's privacy protections. Users are urged to update their browsers to mitigate this risk.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=47866697
source_url: https://fingerprint.com/blog/firefox-tor-indexeddb-privacy-vulnerability/
updated:
image:
author_name: danpinto
author_link:
uid: 4cYpt
insdate: 2026-04-22 20:05:32
title: We found a stable Firefox identifier linking all your private Tor identities
additional:
🕵️♂️ Firefox Vulnerability Exposed: Private Tor Identities at Risk
A critical vulnerability in Firefox has been discovered, allowing a stable identifier to link all private Tor identities, compromising user anonymity. This flaw enables tracking and identification of users across different Tor sessions, undermining the browser's privacy protections. Users are urged to update their browsers to mitigate this risk.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=47866697
source_url: https://fingerprint.com/blog/firefox-tor-indexeddb-privacy-vulnerability/
updated:
image:
author_name: danpinto
author_link:
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- Canada is looking to build up to 10 new nuclear reactors over the next 15 years
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