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Hackers used compromised Qubole IAM credentials to steal customer files, secrets, keys, environment variables, and credentials.

Anthropic says Mythos 5.2 improves vulnerability discovery while showing a lower tendency to escape sandboxes in controlled tests.

Attackers could exploit the flaws for remote code execution, credential theft, and administrator account creation.

CISA has added CVE-2026-123218 and CVE-2026-116779 to KEV, urging federal agencies to patch them within three days.

France summoned the Iranian ambassador and said it would seek European sanctions against those responsible for the attack

The high-severity use-after-free in Chrome’s XML component was reported anonymously on November 6 and is already exploited in attacks.

Online fashion retailer Revolve has told regulators that the September cyberattack affected more than 1.5 million individuals.

Threat actors are exploiting the four-flaw chain to hack the Plex Media Server application on QNAP NAS devices.

Hackers compromised an external cloud service used by the shopping platform and may have stolen personal information from it.

Italian Foreign Minister Antonio Tajani said Saturday that his personal data had been disseminated on the dark web.

The initial exploitation attempts are attributed to botnets and crypto miners, but other threat actors are expected to follow suit.

Hackers stole personal, health, and insurance information, including Social Security numbers, from the company’s internal systems.

Frontline Education told Indiana regulators that its August data breach affected over 3 million school district staff and students.

CISA KEV CISA KEV

CISA has added CVE-2026-123218 and CVE-2026-116779 to KEV, urging federal agencies to patch them within three days.

Chrome security Chrome security

The high-severity use-after-free in Chrome’s XML component was reported anonymously on November 6 and is already exploited in attacks.

SSH vulnerability SSH vulnerability

The initial exploitation attempts are attributed to botnets and crypto miners, but other threat actors are expected to follow suit.

Top Cybersecurity Headlines

Working with cryptographers, DeepMind’s AI agents cut the cost of forging RSA-1024 signatures and found a cheaper way to factor keys.

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

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

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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.
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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.
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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
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In what is likely to be an operator or technician error, WWE left unencrypted personal details of more than 3 million customers exposed on AWS in at least two separate databases. The issue was reported to WWE on July 4, and the company swiftly removed them.According to a report in Forbes, the discovery was made by a Kromtech researcher named Bob Dyachenko.

Columbus, Ohio-based startup Wiretap has closed a $4.9 million Series A financing round led by Pittsburgh-based Draper Triangle Ventures, Columbus-based Ohio Innovation Fund and Rev1 Ventures, as well as JumpStart Inc., based in Cleveland. The money will be used for sales, marketing and R&D.

Dell EMC informed customers this week that its Data Protection Advisor and ESRS Policy Manager products are affected by high and medium severity vulnerabilities, and provided patches and workarounds for addressing the issues.

Confusion over the source and motive behind the NotPetya ransomware outbreak was given an extra stir with the offer for sale of a private decryption key. Posts appeared Tuesday on both Pastebin and DeepPaste: "Send me 100 Bitcoins and you will get my private key to decrypt any harddisk (except boot disks)."

A Moscow court on Thursday jailed the leader of a notorious hacking group for two years for breaking into the accounts of high-ranking Russian officials.Vladimir Anikeyev headed the Shaltai Boltai collective -- Russian for "Humpty Dumpty" -- believed to be behind high-profile hacks, including into the Twitter account of Prime Minister Dmitry Medvedev.

Approximately 250 years ago Samuel Johnson said, “The next best thing to knowing something, is knowing where to find it.” This is quite a fitting quote from the author of A Dictionary of the English Language and equally fitting today when it comes to understanding your digital risk. 

Android file-encrypting ransomware SLocker was recently observed using an interface similar to that of the WannaCry malware that hit Windows systems worldwide last month, TrendMicro security researchers reveal.

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