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Atlassian Data Center — CVE-2026-21589
Vulnerability High

Atlassian Data Center: critical flaw lets anyone read files on Jira, Confluence and Bitbucket servers

Atlassian disclosed on 5 October 2026 CVE-2026-21589 (CVSS 9.3), a path traversal flaw in eight self-hosted products, including Jira, Confluence and Bitbucket Data Center. No logi…

AtlassianJiraConfluence

October 7, 2026 Read more →
Microsoft Exchange — CVE-2026-96940
Vulnerability High

Microsoft Exchange: one stolen account is enough to read every mailbox — install the out-of-band fix

CVE-2026-96940 (CVSS 8.8) lets any authenticated user of an on-premises Exchange server read other people’s mail and attachments in the same organisation. Microsoft shipped an out…

ExchangeWindows

October 6, 2026 Read more →
Citrix NetScaler — CVE-2026-88771 · 88772 · 88779
Vulnerability Critical

Citrix NetScaler: two critical zero-days under mass exploitation — patch, then check for compromise

Two pre-authentication flaws in NetScaler ADC and Gateway (CVE-2026-88771 and CVE-2026-88772, CVSS 9.5) were exploited before any fix existed and are now used by many attacker gro…

CitrixVPN

October 4, 2026 Read more →
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Latest headlines from security outlets

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LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Vulnerabilities

BleedingTooth: Google drops full details of zero-click Linux Bluetooth bug chain leading to R

Google security researcher Andy Nguyen has disclosed long-awaited details of zero-click vulnerabilities in the Linux Bluetooth subsystem that allow nearby, una…

Linux

2010 days ago · Apr 12, 2021, 1:48 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 32: dotnet3.1 2021-265a3c7c

This is the monthly .NET Core 3.1 update for March 2021. Release notes: https://github.com/dotnet/core/blob/main/release-notes/3.1/3.1.13/3.1.13.md This update…

Linux GitHub

2027 days ago · Mar 26, 2021, 10:24 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 33: dotnet3.1 2021-3da33cdc

This is the monthly .NET Core 3.1 update for March 2021. Release notes: https://github.com/dotnet/core/blob/main/release-notes/3.1/3.1.13/3.1.13.md This update…

Linux GitHub

2027 days ago · Mar 26, 2021, 10:11 PM Read more →
The Hacker News
The Hacker News Vulnerabilities

Google Warns of Zero-Click Bluetooth Flaws in Linux-based Devices

Google security researchers are warning of a new set of zero-click vulnerabilities in the Linux Bluetooth software stack that can allow a nearby unauthenticate…

Linux

2188 days ago · Oct 16, 2020, 9:19 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 2020-0330: dovecot security upda

CVE-2020-12100: Receiving mail with deeply nested MIME parts leads to resource exhaustion as Dovecot attempts to parse it. CVE-2020-12673: Dovecot's NTLM imple…

2247 days ago · Aug 18, 2020, 5:42 PM Read more →
The Hacker News
The Hacker News Vulnerabilities

Critical Apache Guacamole Flaws Put Remote Desktops at Risk of Hacking

A new research has uncovered multiple critical reverse RDP vulnerabilities in Apache Guacamole, a popular remote desktop application used by system administrat…

Linux Windows Apache

2288 days ago · Jul 8, 2020, 9:01 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 31: chromium 2020-77f89ab7

Update to 83.0.4103.116. Fixes CVE-2020-6509. ---- Black Lives Matter. Saying this does not mean that other lives do not matter. It should not be controversial…

Linux Chrome

2289 days ago · Jul 7, 2020, 11:06 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 32: chromium 2020-08561721

Update to 83.0.4103.116. Fixes CVE-2020-6509. ---- Black Lives Matter. Saying this does not mean that other lives do not matter. It should not be controversial…

Linux Chrome

2295 days ago · Jul 1, 2020, 11:14 PM Read more →
The Hacker News
The Hacker News Vulnerabilities

A Dozen Vulnerabilities Affect Millions of Bluetooth LE Powered Devices

A team of cybersecurity researchers late last week disclosed the existence of 12 potentially severe security vulnerabilities, collectively named 'SweynTooth,' …

2430 days ago · Feb 17, 2020, 4:10 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 30: knot-resolver FEDORA-2019-44ccfa9b

- update to upstream version 4.3.0 - fixes CVE-2019-19331 - root.keys is moved to /var/lib/knot-resolver - knot-resolver no longer requires write permission to…

Linux

2497 days ago · Dec 12, 2019, 9:04 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 31: knot-resolver FEDORA-2019-866dc036

- update to upstream version 4.3.0 - fixes CVE-2019-19331 - root.keys is moved to /var/lib/knot-resolver - knot-resolver no longer requires write permission to…

Linux

2497 days ago · Dec 12, 2019, 8:55 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux gvfs Security Notice Important Buffer Overflow and Local Root

Important: gvfs security update

Linux

11 days ago · Oct 2, 2026, 12:07 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 dotnet8.0 Important Security Fix CVE-2026-45490 2026-2f80369c73

Update to .NET SDK 8.0.128 and Runtime 8.0.28 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/…

Linux GitHub

107 days ago · Jun 28, 2026, 3:10 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 dotnet9.0 Important Security Update Runtime Fixes 2026-2954cd11bd

Update to .NET SDK 9.0.118 and Runtime 9.0.17 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/…

Linux GitHub

107 days ago · Jun 28, 2026, 3:10 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 dotnet8.0 Important Update Fix Multiple Issues 2026-041785a779

Update to .NET SDK 8.0.128 and Runtime 8.0.28 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/…

Linux GitHub

107 days ago · Jun 28, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 dotnet9.0 Important Security Update CVE-2026-45490 CVE-2026-45491

Update to .NET SDK 9.0.118 and Runtime 9.0.17 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/…

Linux GitHub

107 days ago · Jun 28, 2026, 2:58 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 dotnet10.0 Significant Runtime Enhancement 2026-a424c1061e

Update to .NET SDK 10.0.109 and Runtime 10.0.9 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main…

Linux GitHub

109 days ago · Jun 26, 2026, 6:03 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 dotnet10.0 Critical Updates for CVE-2026-45490-45591

Update to .NET SDK 10.0.109 and Runtime 10.0.9 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main…

Linux GitHub

109 days ago · Jun 26, 2026, 6:03 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux Valkey Critical Remote Code Execution Notice RLSA-2026-25925

Important: valkey security update

Linux

118 days ago · Jun 17, 2026, 6:03 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia discerns moderate remote DoS risk from CVE-2026-40613 in Coturn

Security update

118 days ago · Jun 17, 2026, 8:44 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 dotnet10.0 Important Runtime Fix CVE-2026-40372

Update to .NET SDK 10.0.107 and Runtime 10.0.7 Fixes: CVE-2026-40372 Release Notes: SDK: https://github.com/dotnet/core/blob/main/release- notes/10.0/10.0.7/10…

Linux GitHub

155 days ago · May 11, 2026, 3:02 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 42 Update on Key Dotnet 10.0 Runtime Vulnerability CVE-2026-40373

Update to .NET SDK 10.0.107 and Runtime 10.0.7 Fixes: CVE-2026-40372 Release Notes: SDK: https://github.com/dotnet/core/blob/main/release- notes/10.0/10.0.7/10…

Linux GitHub

156 days ago · May 10, 2026, 5:23 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia 9 Cockpit 338 Important Remote Code Execution Notice MGASA-2026-0099

MGASA-2026-0099 - Updated cockpit-338 packages fix security vulnerability

180 days ago · Apr 16, 2026, 9:53 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 OpenSSH Critical DLA-4535-1 DoS Remote Code Execution

Jeremy Brown discovered a flaw in the GSSAPI Key Exchange patch applied in Debian to OpenSSH, an implementation of the SSH protocol suite, affecting non-defaul…

Linux OpenSSH

180 days ago · Apr 16, 2026, 9:29 PM Read more →
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