Jira Archives • Daily CyberSecurity

Atlassian Patches 176 Flaws in Jira, Confluence and Other Data Center Products Atlassian security bulletin October 2026 fixes third-party vulnerabilities in Jira and Confluence

Do Son October 21, 2026

TL;DR The October 2026 Atlassian security bulletin, published on October 20, fixes 176 vulnerabilities across its self-managed...

CVE-2026-21589 Exploited in the Wild as Atlassian File Read Flaw Details and PoC Go Public CVE-2026-21589 exploitation in the wild targets Atlassian Jira Confluence and Bitbucket arbitrary file read vulnerability with public PoC

Do Son October 7, 2026

TL;DR Attackers have begun CVE-2026-21589 exploitation against self-managed Atlassian servers. Researchers at watchTowr published a full technical...

Critical Atlassian Flaw CVE-2026-21589 Exposes Files in Jira, Confluence, Bitbucket and Five More Products Atlassian Data Center vulnerability CVE-2026-21589 arbitrary file access in Jira, Confluence, Bitbucket, Bamboo, Crowd, Fisheye and Crucible

Do Son October 6, 2026

TL;DR Atlassian has patched CVE-2026-21589, a critical Atlassian Data Center vulnerability with a CVSS score of 9.3....

Do Son April 21, 2026

The prominent software conglomerate Atlassian has recently revised its data contribution policy, announcing that effective August 17,...

Do Son October 23, 2025

Atlassian has released patches addressing a high-severity Path Traversal vulnerability (CVE-2025-22167) affecting Jira Software Data Center and...

Do Son July 14, 2025

As AI technology increasingly permeates diverse professional environments, Zoom has announced an expansion of its AI Companion...

Do Son May 21, 2025

A newly disclosed vulnerability—CVE-2025-22157—has put organizations using Atlassian’s Jira Core Data Center and Jira Service Management Data...