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CVE-2026-19868 can let attackers holding credentials for a different login method get past SAML checks, including SAML-enforced MFA.

The emergency package comes after dozens of companies and government agencies were hit by unauthorized access to their systems and leaks of client data, prompting uneasiness across Japan.

Noteworthy stories that might have slipped under the radar: Synology warns about NAS ransomware attacks, Flowise ‘hello’ attacks, Chainalysis breach impact expands.

Hackers created an account on an internal system and accessed names, email addresses, phone numbers, and business addresses.

Rated Critical for cybersecurity, OpenAI’s new model beats GPT-5.6 Cyber at exploitation while staying in scope more reliably.

The recommendations come amid attacks targeting fridges and freezers in supermarkets and blood banks in Europe.

The October incident will cut fourth-quarter sales by up to €250 million and has led Ahold Delhaize to lower its 2026 outlook.

In a month, 28 residential proxy services used 6 addresses, mainly between 5 p.m. and midnight, Eastern Time.

On Linux distributions using musl libc without PAM, some accounts accept any password between 257 and 1024 characters.

After its sandbox proxy failed, an internal OpenAI model crafted raw packets and probed AWS services trying to reach the internet.

The trio, who have nicknames that include “Rocky Balboa,” “Superman Cash” and “Fat Boy,” often targeted the companies’ accounting departments.

An unreleased OpenAI cyber model found and exploited 948 distinct Linux kernel privilege escalation bugs for about $1.2 million.

More than 200 sites were seen serving phishing content to first-time visitors but not to those who revisit.

SonicWall vulnerability SonicWall vulnerability

CVE-2026-19868 can let attackers holding credentials for a different login method get past SAML checks, including SAML-enforced MFA.

OpenAI GPT models OpenAI GPT models

Rated Critical for cybersecurity, OpenAI’s new model beats GPT-5.6 Cyber at exploitation while staying in scope more reliably.

White House cybersecurity White House cybersecurity

In a month, 28 residential proxy services used 6 addresses, mainly between 5 p.m. and midnight, Eastern Time.

Top Cybersecurity Headlines

On Linux distributions using musl libc without PAM, some accounts accept any password between 257 and 1024 characters.

An unreleased OpenAI cyber model found and exploited 948 distinct Linux kernel privilege escalation bugs for about $1.2 million.

Tracked as CVE-2026-107441, the out-of-bounds write flaw could allow attackers to execute OS commands via crafted HTTP requests.

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CISO Forum Virtual Summit

The 2026 Virtual CISO Forum brings together CISOs, senior cybersecurity executives, practitioners, industry experts, and other security leaders to share practical experience and examine the issues shaping enterprise cybersecurity strategy.
[November 10 & 11, 2026 | Virtual]

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CISO Forum 2026 Year-End Review Virtual Roundtable

SecurityWeek’s CISO Forum 2026 Year-End Virtual Roundtable will reflect on a landmark year in security and discuss how to fortify your enterprise strategy for 2027.
[December 2, 2026 | Virtual]

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SecurityWeek’s Cyber AI & Automation Summit pushes the boundaries of security discussions by exploring the implications and applications of predictive AI, machine learning, and automation in modern cybersecurity programs.
[December 8 & 9, 2026 | Virtual]

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SecurityWeek’s 2026 Zero Trust Summit will deep-dive into the world of digital identity management and the role of zero-trust principles and associated technologies
[Originally October 14, 2026]

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Vulnerabilities

Cybercrime

Any information security professional knows that spear-phishing is effective. Cloudmark calls it "The Secret Weapon Behind the Worst Cyber Attacks", and lists 10 recent major breaches, from Target to OPM, that started with a successful spear-phish.

Security researcher Mike Olsen's recent discovery of a malicious iFrame in the embedded control code of a set of security cameras purchased from Amazon highlights one of the emerging threats to the internet of things: it is relatively easy to poison the consumer supply chain.

Google Fixes Flaws That Could Have Allowed Hackers to Hijack User AccountsA researcher got $12,500 from Google for reporting several vulnerabilities in the account recovery process that could have been exploited to change a user’s password.

News via a German leak concerning European regulators' attitudes towards Privacy Shield was published last week with the headline, "EU-US Privacy Shield in big trouble, may not pass muster..." British lawyer David Flint commented, "Of course it won't pass muster; it's a political expedient and doesn't address any of the issues of the CJEU decision in Schrems." Both were right.

The FBI announced recently that it managed to hack the iPhone belonging to the San Bernardino shooter without Apple’s help and all signs pointed to Cellebrite being the mysterious outside party. However, people familiar with the matter said it was actually professional hackers who aided the agency in breaking into the Islamic terrorist's smartphone.

SAP on Tuesday released its latest patch update for its products, which includes 19 patch notes, 10 of which had a high priority rating.

One month after announcing that it had issued over one million certificates since opening to the public in December last year, free and open Certificate Authority (CA) Let’s Encrypt has come out of beta.

When Forrester's John Kindervag first wrote about the concept of the Zero Trust Model (ZTM) it almost seemed too paranoid. ZTM posits that attackers are so successful in penetrating networks that a network architect should consider each and every device—from the Internet, to the firewall, to the switch, to the server—to be potentially compromised.

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