GPT-5.5-Cyber — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
6
occurrences
First Seen
May 12, 2026
Last Seen
June 22, 2026

GPT-5.5-Cyber is a technology platform tracked across 3 threat clusters and 6 intelligence report mentions on ThreatCluster. First observed May 12, 2026; most recent activity June 22, 2026.

Related Threat Clusters

  • UK Banks Denied Access to Mythos AI Amid Cybersecurity Concerns

    As of May 29, 2026, UK banks still lack access to Anthropic's Mythos AI model, which is crucial for testing cybersecurity defenses. Bank of England Governor Andrew Bailey highlighted that the delay stems from political…

    19 articles · Updated May 31, 2026
  • OpenAI Launches GPT-5.4-Cyber Amidst Cybersecurity Arms Race

    OpenAI has introduced GPT-5.4-Cyber, a specialized AI model for defensive cybersecurity, available only to vetted professionals through its Trusted Access for Cyber (TAC) program. This model is designed to facilitate…

    232 articles · Updated April 14, 2026
  • Emergence of Agentic AI Raises Governance and Security Challenges

    In 2026, the rise of agentic AI is transforming how businesses operate, particularly in the financial services sector. This new technology allows for autonomous decision-making, which increases the potential impact of…

    3371 articles · Updated February 10, 2026

Recent Intelligence Reports

  • 'Five Eyes' intelligence alliance warns that new AI models pose urgent cyber risk — Channelnewsasia · June 22, 2026
  • OpenAI launches Patch the Planet to fix open-source bugs | Let's Data Science — Letsdatascience · June 22, 2026
  • OpenAI offers UK banks access to GPT — Cryptobriefing · June 1, 2026
  • AI cyber arms race: Google stopped hackers exploiting zero-days — Khaleejtimes · May 12, 2026
  • OpenAI's Daybreak uses AI smarts to find security flaws — Mashable · May 12, 2026
  • OpenAI Introduces AI Security Platform as Cyber Defense Race Heats Up — Thecyberexpress · May 12, 2026

CVSS v3.1 Breakdown