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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

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

Source Watch

Latest headlines from security outlets

Collected every two hours from specialised publications — each link leads to the original article.

LinuxSecurity - Security Articles

LinuxSecurity - Security Articles Vulnerabilities

Mak’s Weekly Security Roundup: Linux Updates You Shouldn't Ignore This Week

Before the week gets away from you, take a look at what's landed across the Linux ecosystem. The volume of security advisories hasn't slowed, and while not eve…

Linux VPN Docker

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Git-LFS Important Update ELSA-2026-39319 CVE-2026-33811

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 libxml2 Low CVE-2025-6170 Advisory ELSA-2026-39317

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 libsolv Moderate Buffer Overflow Advisory ELSA-2026-39315

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux PackageKit Important CVE-2026-41651 Update ELSA-2026-19354

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 Host Metering Update for CVE-2026-32283 ELSA-2026-16101

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS grub2 Critical Code Execution Risk DLA-4685-1

Several issues were found in the GRUB2 bootloader, which could result in crashes and potentially execution of arbitrary code. These could lead to bypass of UEF…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 25.10 Linux Kernel Security Advisory 8546-1 CVE-2026-22984

Several security issues were fixed in the Linux kernel.

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS opam Significant Directory Traversal Flaw DLA-4684-1

Kate Deplaix reported that .install file directives were insufficiently restricted in OPAM, a package manager for OCaml. Installing files through .install file…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Podman Important ELSA-2026-38878 CVE-2026-39822

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 gimp Important DoS Fix ELSA-2026-38496 CVE-2026-58379

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 freerdp Security Alert ELSA-2026-38501 CVE-2026-45700

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 xorg-x11-server-Xwayland Important CVE-2026-55999 Advisory

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 Kernel Important ELSA-2026-36366 CVE-2026-43112

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 buildah Key CVE-2026-39822 Security Notice ELSA-2026-38493

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS DLA-4680-1 imagemagick Important DoS Code Exec Issues

Multiple security vulnerabilities were discovered in imagemagick, a software suite used for editing and manipulating digital images, which could lead to denial…

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 buildah Important Threats CVE-2026-39832 CVE-2026-39835

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 freerdp Important Fix for CVE-2026-45700 ELSA-2026-37207

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Nginx Important Buffer Overflow Advisory ELSA-2026-36618

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 Kernel Important ELSA-2026-50387 CVE-2026-43499

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux ELSA-2026-36734 libxml2 Low Fix CVE-2025-6170

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 8 libsolv Important Buffer Overflow Vuln ELSA-2026-36730

The following updated rpms for Oracle Linux 8 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 ELSA-2026-50388 Kernel Important Fix CVE-2026-43499

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network:

LinuxSecurity - Security Advisories

LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 7 libexif Moderate Fix ELSA-2026-26567 with CVE-2026-40385

The following updated rpms for Oracle Linux 7 have been uploaded to the Unbreakable Linux Network: