Hackers exploit critical Atlassian flaw after public PoC release
A critical vulnerability (CVE-2026-21589) affecting multiple Atlassian product families, including Jira, Confluence, and Bitbucket, is being exploited in attacks that do not require authentication.
7 Oct 12:49 · BleepingComputer
Hackers exploit critical Atlassian flaw after public PoC release
A critical vulnerability (CVE-2026-21589) affecting multiple Atlassian product families, including Jira, Confluence, and Bitbucket, is being exploited in attacks that do not require authentication.
7 Oct 12:49 · BleepingComputer
Hackers exploit critical Atlassian flaw after public PoC release
A critical vulnerability (CVE-2026-21589) affecting multiple Atlassian product families, including Jira, Confluence, and Bitbucket, is being exploited in attacks that do not require authentication.
7 Oct 12:49 · BleepingComputer
Atlassian warns of critical file-access flaw in Jira, Confluence
Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including Confluence, Jira, and Bitbucket.
6 Oct 17:34 · BleepingComputer
Atlassian warns of critical file-access flaw in Jira, Confluence
Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including Confluence, Jira, and Bitbucket.
6 Oct 17:34 · BleepingComputer
Atlassian warns of critical file-access flaw in Jira, Confluence
Atlassian is warning customers of a critical vulnerability, tracked as CVE-2026-21589, that can be exploited for arbitrary file-access in multiple self-hosted Data Center products, including Confluence, Jira, and Bitbucket.
6 Oct 17:34 · BleepingComputer
last updated on 7 Oct 21:10