Sophos has released a security advisory addressing five vulnerabilities in Sophos Firewall, two of which are critical and could enable remote attackers to take control of affected devices in specific situations. The company confirms that fixes have been automatically deployed through hotfixes, assuming the auto-installation setting is default.

Rise on RCE Exploits Targeting Hikvision Camera Flaw
By infosecbulletin
/ Friday , October 9 2026
There was a rise in scanning and remote code execution attempts on video surveillance devices in Ukraine from September 21...
Read More
FortiBleed Attack Compromised 80,000+ Devices, SonicWall Patches 4 SMA1000 Flaws CVSS 10
By infosecbulletin
/ Thursday , October 8 2026
The FBI and U.S. Secret Service released a joint warning about cybersecurity. The warning said that the FortiBleed campaign is...
Read More
Contract and server dispute brought down Bangladesh’s digital payment
By infosecbulletin
/ Wednesday , October 7 2026
Bangladesh's digital payments system remains severely disrupted after a technology conflict forces core card and interbank services offline for millions...
Read More
Critical Atlassian & IBM Flaws Expose Files and Enable Remote Code Execution
By infosecbulletin
/ Tuesday , October 6 2026
Atlassian has fixed CVE-2026-21589, a serious flaw in Atlassian Data Center with a score of 9.3. This bug allows an...
Read More
Citrix NetScaler SAML 0-Day Flaw Under Attack
By infosecbulletin
/ Monday , October 5 2026
Citrix has put out emergency security updates for a NetScaler SAML flaw that hackers are using. Known as CVE-2026-88779, this...
Read More
Major Danish university breached, 200,000 users at risk
By infosecbulletin
/ Monday , October 5 2026
Hackers got into the identity and access management system at the Technical University of Denmark (DTU) and downloaded a lot...
Read More
Microsoft’s X account hijacked to promote Clippy crypto scam
By infosecbulletin
/ Sunday , October 4 2026
Microsoft's official X account was taken over to promote an unapproved Clippy-themed cryptocurrency. The tech giant’s X account, with 13...
Read More
Critical cPanel, GitLab AI Gateway and Dell CSM Flaws Enable RCE And Admin Hijacking
By infosecbulletin
/ Saturday , October 3 2026
CPanel has put out security updates to fix three problems in cPanel & WHM. These problems could let attackers take...
Read More
Nearly 100,000 email addresses exposed in first AI-related data breach in Singapore
By infosecbulletin
/ Friday , October 2 2026
Nearly 100,000 Bee Cheng Hiang customers had their email addresses leaked when an employee used an AI tool to generate...
Read More
Hackers Exploit Zimbra Mail Servers: TeamViewer patched 5 critical flaws
By infosecbulletin
/ Thursday , October 1 2026
Hackers to exploit a flaw in Zimbra mail servers that are connected to the Internet. They send special emails that...
Read More
Remediation and Recommendations
Sophos released hotfixes for supported versions, advising upgrades to at least version 21.0 MR1. Customers on older versions must upgrade manually to get the patches. There have been no active exploits of these vulnerabilities yet.
InfoSecBulletin Cybersecurity for mankind
