The Hacker News

The private keys of eight eMudhra intermediate certificate authority (CA) certificates are compromised, Mozilla and Google's Chrome Root Program confirms on October 20. An intermediate CA signs the certificates that websites present, so anyone holding one of these keys could issue a certificate for any website that a browser would accept. A researcher reported the Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

Cybersecurity researchers have released a proof-of-concept (PoC) exploit for a recently patched critical security flaw impacting Fortinet FortiSIEM that could result in arbitrary code execution. The vulnerability, tracked as CVE-2026-106173 (CVSS score: 9.4), is a critical path traversal flaw that could allow an unauthenticated attacker to execute unauthorized code or commands via specially Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

Palo Alto Networks has disclosed that it's continuing to observe exploitation of a now-patched security flaw impacting  PAN-OS and Prisma Access by ransomware actors. The activity relates to CVE-2026-0257 (CVSS score: 7.8), an authentication bypass flaw that could be exploited by bad actors to set up unauthorized VPN connections. It was patched by Palo Alto Networks in May 2026 and was Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

A Chinese-speaking criminal pointed autonomous AI agents at company websites and let them break in with almost no help, and a security researcher watched it happen because the operators left their control panels open on the internet. The agents tried more than 1,200 sites and reached websites belonging to more than 100 companies, including farm-equipment maker Deere, appliance company Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

The iPhone of Vladan Đokić, rector of the University of Belgrade and a prominent supporter of Serbia's student protest movement, was infected with NSO Group's Pegasus spyware in 2026, the Citizen Lab said on October 19. The finding came six days before Serbia's October 25 snap parliamentary election. The infection used a zero-click exploit, meaning Đokić did not have to tap a link orSwati Khandelwalhttp://www.blogger.com/profile/[email protected]

WhatsApp's help pages carried hidden instructions for its support chatbot that told it not to recommend a data protection authority or regulator to users who could no longer delete their accounts, even though WhatsApp's own privacy policy for Europe tells users they can complain to one. The text sat in the pages' code, never shown on screen, until it was removed by October 18. Whether the Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

A sales manager builds an AI-assisted workflow to route leads. It connects to customer records, summarizes inbound requests, and posts updates to a shared channel. The workflow saves time, reduces manual work, and soon becomes part of the team’s daily routine. Across the same organization, employees are building useful apps, agents, and automations faster than existing processes can support [email protected]

Go 1.27.3 and Go 1.26.10, released on October 20, make Go's certificate verifier reject any certificate chain that passes through one of eight intermediate certificate authority keys. Programs built on the new release will refuse connections to sites and services whose certificates were issued under those keys. The Go team says the keys belong to one certificate authority it has not Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

The Russia-linked state-sponsored threat actor tracked as APT28 (aka BlueDelta, Fancy Bear, and Forest Blizzard) has been attributed to attacks targeting two member states of the North Atlantic Treaty Organization (NATO). The Symantec Threat Hunter Team, which is tracking the activity cluster under the moniker Swallowtail, involved the use of a backdoor called HOOKEDGE and a previously Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

ConnectWise on Monday said it has taken remediation measures, including strengthening administrative-access protections and resetting accounts and replacing application credentials, as it continues to respond to a security incident that led to unauthorized access to application identities associated with Cloud Backup. The company said it has completed the following actions since it began Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

An attacker used a contributor's GitHub account to replace the download archives on five existing releases of OVHcloud's command-line tool on Monday, October 19. The account had been hijacked, and the new files were a build designed to steal secrets stored on the disk of any machine that runs it, the cloud provider says. They were live on GitHub for up to 94 minutes, from 12:47 to 14:21 UTC, Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

Siemens has addressed a DLL sideloading vulnerability impacting Siemens Software Center that it said has been exploited in ClickFix attacks. The high-severity vulnerability, tracked as CVE-2026-110936 (CVSS v4 score: 8.4), could allow an attacker to place a specially-crafted DLL in a directory the application searches, resulting in execution of malicious code with the same privileges as the Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

A U.S. court on Monday granted the U.S. government's request to detain a former OpenAI engineer accused of planting a recording device in an executive conference room at the company's San Francisco office to allegedly steal sensitive secrets. In a new court filing Sunday, prosecutors revealed that Abdulrahman Alfozan, a 35-year-old Saudi national, was "in frequent communications via WhatsApp Swati Khandelwalhttp://www.blogger.com/profile/[email protected]

Cybersecurity researchers have disclosed details of a ClickFix delivery platform called ROMULUS that's being used to distribute malware such as Legion Loader. According to Forescout Research - Vedere Labs, ROMULUS is akin to a malware delivery service that employs ClickFix-style lures on bogus landing pages to trick unsuspecting users into running malicious commands and infecting their own Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

Threat actors have begun to exploit a chain of vulnerabilities in Plex Media Server to deploy cryptocurrency miners and reverse proxy software, a day after a proof-of-concept (PoC) went public. According to a researcher who goes by the online alias boredhackerblog, the exploitation activity involves chaining four different vulnerabilities, collectively called Plex2Shell. The vulnerabilities Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

Copies of Rank Math PRO, the paid version of the Rank Math SEO plugin for WordPress, that were downloaded from rankmath.com or delivered as updates between 20:02 UTC on October 15 and 07:12 UTC on October 16 contained malware, Rank Math said in a security notice published on October 16. Any site that installed and activated one of those copies should be treated as compromised, and theSwati Khandelwalhttp://www.blogger.com/profile/[email protected]

The worst problems don't always come with a warning. Sometimes they arrive through a service everyone trusts, a device someone bought, or a system nobody thought to check. By the time something looks wrong, the damage may already be done. This week had plenty of that. Trusted connections became a problem. Hardware wasn't as safe as it looked. Old bugs found new victims, and some systems were Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

The threat actor behind the GhostAction supply chain attack has expanded beyond injecting malicious GitHub Actions workflows into compromised projects to phish open-source developers and deliver a stealer malware disguised within a fake font file. The latest evolution, detailed by OpenSourceMalware, signals that the attackers are actively refining their modus operandi in response to steps Ravie Lakshmananhttp://www.blogger.com/profile/[email protected]

The threat actor behind the GhostAction supply chain attack has expanded beyond injecting malicious GitHub Actions workflows into compromised projects to phish open-source developers and deliver a stealer malware disguised within a fake font file. The latest evolution, detailed by OpenSourceMalware, signals that the attackers are actively refining their modus operandi in response to steps

In Salesforce Agentforce, the recommended way to make an agent respond to events is a Flow: a record is created or a case is updated, and the Flow passes data into the agent's prompt. Separately, Email-to-Case and Web-to-Case turn inbound customer messages into case records; it is how airlines and hotels run support intake. Both are standard, documented, as-designed features. Chained together,