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4963 result(s) for "OT" — best match first.

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The security stories that matter, explained by our team — with the concrete steps to take.

Nextcloud · Collabora CODE — CVE-2026-110447
Vulnerability Critical

Nextcloud: attackers plant web shells through Collabora’s Built-in CODE Server app, update or remove it now

A critical flaw in the optional Nextcloud app Collabora Online - Built-in CODE Server lets anyone run system commands on the server without logging in. It has been exploited since…

NextcloudLinuxPHP

October 15, 2026 Read more →
Cisco Secure Email Gateway — CVE-2026-76519
Vulnerability Critical

Cisco Secure Email Gateway: a single booby-trapped email gives attackers root, flaw already exploited

Cisco has fixed CVE-2026-76519, a critical flaw in its Secure Email Gateway that lets anyone send an email with a crafted attachment to write files and run commands as root on the…

CiscoEmail security

October 15, 2026 Read more →
Windows Shell — CVE-2026-96951
Vulnerability High

Windows Shell: a zero-day that strips the internet warning from files, fixed in October’s Patch Tuesday

Among the more than 1,400 flaws fixed by Microsoft on 13 October, CVE-2026-96951 (CVSS 8.8) is already exploited: it lets a booby-trapped file escape the Mark of the Web protectio…

Windows

October 14, 2026 Read more →
Ivanti Connect Secure — CVE-2026-104935
Vulnerability Critical

Ivanti Connect Secure: zero-day chain exploited for root access, one of three flaws still unpatched

Attackers chained three unknown flaws in Ivanti Connect Secure VPN appliances to run commands as root without logging in, then harvested Active Directory credentials. Ivanti fixed…

IvantiVPNActive Directory

October 14, 2026 Read more →
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 →
Source Watch

Latest headlines from security outlets

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

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 NGINX-Mod-Brotli Critical Fix for CVE-2026-42533

The Fedora 44 update includes several NGINX modules rebuilt for version 1.30.4, addressing security vulnerabilities CVE-2026-42533, CVE-2026-60005, and CVE-202…

Linux Nginx

84 days ago · Jul 23, 2026, 12:01 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tumbleweed avahi Moderate Remote Access Threat ID 2026-11313-1

An update that solves one vulnerability can now be installed.

Linux

85 days ago · Jul 22, 2026, 3:15 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 btrbk Critical Update Snapshot Tool Fix CVE-2026-62943

Update to 0.32.7 (RHBZ#2502632) which includes fix for CVE-2026-62943

Linux

85 days ago · Jul 22, 2026, 3:01 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 Rust-Fern Critical Security Fixes for CVE-2026-49232 and Others

Update routinator to the latest, pulling in updated dependencies (rpki and syslog), and switch fern to using syslog 7 instead of 6 for this update, and loosen …

Linux

85 days ago · Jul 22, 2026, 3:01 AM Read more →
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…

Linux

92 days ago · Jul 15, 2026, 1:19 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Tomcat11 Moderate Security Update for CVE-2026-50229 and others

An update that solves 6 vulnerabilities and has 7 bug fixes can now be installed.

Linux

92 days ago · Jul 15, 2026, 9:50 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE sdbootutil Moderate Vulnerabilities Update 2026-11262-1

An update that solves 7 vulnerabilities can now be installed.

Linux

93 days ago · Jul 14, 2026, 5:37 PM Read more →
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:

Linux

93 days ago · Jul 14, 2026, 12:00 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian LTS Redis Remote Code Execution Issues DLA-4682-1

It was discovered that there were two issues in Redis, the in-memory key/value database: CVE-2026-23631 An authenticated attacker could have exploited the mast…

Linux Databases

93 days ago · Jul 14, 2026, 2:04 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE 15 SP7 dracut Important Root Code Execution CVE-2026-6893

An update that solves one vulnerability can now be installed.

Linux

96 days ago · Jul 11, 2026, 2:30 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE libaom Important Remote Code Execution Issues SUSE-SU-2026-2829-1

An update that solves four vulnerabilities can now be installed.

Linux

97 days ago · Jul 10, 2026, 5:37 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE libaom Important Remote Code Execution Buffer Overflow 2026-2829-1

An update that solves four vulnerabilities can now be installed.

Linux

97 days ago · Jul 10, 2026, 2:32 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 43 tmux Important Use-After-Free Advisory 2026-5060f8da27

update to 3.7, remove upstreamed patch Upstream ChangeLog: https://raw.githubusercontent.com/tmux/tmux/3.7/CHANGES CHANGES FROM 3.6b TO 3.7 Add floating panes.…

Linux GitHub

97 days ago · Jul 10, 2026, 3:06 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE Dracut Major Remote Code Execution Resolution 2026-2803-1

An update that solves one vulnerability can now be installed.

Linux

97 days ago · Jul 10, 2026, 2:54 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Fedora 44 tmux Severe Use-After-Free Resolution FEDORA-2026-20eaa64d75

update to 3.7, remove upstreamed patch Upstream ChangeLog: https://raw.githubusercontent.com/tmux/tmux/3.7/CHANGES CHANGES FROM 3.6b TO 3.7 Add floating panes.…

Linux GitHub

97 days ago · Jul 10, 2026, 2:53 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 26.04 LTS mailcap Critical Remote Code Execution USN-8518-1

mailcap could allow applications to escape sandbox restrictions

Linux

99 days ago · Jul 8, 2026, 11:27 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE sdbootutil Moderate Security Issue Advisory 2026-11194-1

An update that solves one vulnerability can now be installed.

Linux

99 days ago · Jul 8, 2026, 3:11 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE perl-Crypt-SaltedHash Critical Remote Access Issues 2026-0230-1

An update that fixes two vulnerabilities is now available.

Linux

100 days ago · Jul 7, 2026, 3:04 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE 16.0 Jackson Annotations Important Security Fix 2026-22504-1

An update that solves four vulnerabilities and has one fix can now be installed.

Linux

101 days ago · Jul 6, 2026, 10:31 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux mariadb10.11 Critical Remote Code Execution RLSA-2026-33093

Important: mariadb10.11 security, bug fix, and enhancement update

Linux Databases

103 days ago · Jul 4, 2026, 12:00 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux perl-IO-Compress Critical Remote Code Execution RLSA-2026-30860

Important: perl-IO-Compress security update

Linux

103 days ago · Jul 4, 2026, 12:00 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Rocky Linux perl-IO-Compress Severe Remote Code Execution RLSA-2026-30860

Important: perl-IO-Compress security update

Linux

103 days ago · Jul 4, 2026, 12:00 PM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Mageia yt-dlp Important Issues CVE-2026-50019 Remote Code Execution

Security update

103 days ago · Jul 4, 2026, 8:39 AM Read more →
LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

openSUSE 2026-21201-1 Jackson Annotations Important Array Bypass

An update that solves 4 vulnerabilities and has 5 bug fixes can now be installed.

Linux

104 days ago · Jul 3, 2026, 11:45 AM Read more →
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