OpenAI ChatGPT worldwide outage with loading errors
Service Disruption
Summary
Hide ▲
Show ▼
OpenAI's ChatGPT is suffering a worldwide outage, leaving many users unable to get responses and risking stalled or lost conversations. Users are seeing response-generation errors and endless loading, while the cause remains unclear. The disruption affects a large user base and is already generating widespread reports of broken service.
Related Happenings
OpenAI ChatGPT Lockdown Mode rollout limits prompt-injection exfiltration paths
Security Tool/Service
H score10
First: 06.06.2026 16:36
Last: 06.06.2026 16:36
Sources 1
About this happening:
OpenAI ChatGPT is rolling out Lockdown Mode for eligible personal accounts, reducing the risk of prompt-injection-driven data exfiltration. The update adds stricter li...
OpenAI ChatGPT Lockdown Mode rollout limits prompt-injection exfiltration paths
Security Tool/ServiceAbout this happening: OpenAI ChatGPT is rolling out Lockdown Mode for eligible personal accounts, reducing the risk of prompt-injection-driven data exfiltration. The update adds stricter li...
Microsoft Outlook.com outage causing sign-in failures
Service Disruption
H score20
First: 27.04.2026 15:03
Last: 27.04.2026 15:03
Sources 1
About this happening:
Microsoft's Outlook.com is experiencing an ongoing outage that is blocking sign-ins and mailbox access, leaving some customers unable to use email normally. The disruption...
Microsoft Outlook.com outage causing sign-in failures
Service DisruptionAbout this happening: Microsoft's Outlook.com is experiencing an ongoing outage that is blocking sign-ins and mailbox access, leaving some customers unable to use email normally. The disruption...
ChatGPT single-prompt DNS side-channel exfiltration remote code execution flaw
Vulnerability
H score33
First: 31.03.2026 16:01
Last: 31.03.2026 16:01
Sources 1
About this happening:
A ChatGPT vulnerability let a single malicious prompt covertly exfiltrate prompts, messages, uploaded files, and other sensitive content through a DNS side channel. Th...
ChatGPT single-prompt DNS side-channel exfiltration remote code execution flaw
VulnerabilityAbout this happening: A ChatGPT vulnerability let a single malicious prompt covertly exfiltrate prompts, messages, uploaded files, and other sensitive content through a DNS side channel. Th...
OpenAI ChatGPT security update for prompt exfiltration flaw
Security Patch Release
H score31
First: 31.03.2026 16:01
Last: 31.03.2026 16:01
Sources 1
About this happening:
OpenAI deployed a security update for ChatGPT on February 20, closing a flaw that could let a single malicious prompt covertly exfiltrate prompts, messages, uplo...
OpenAI ChatGPT security update for prompt exfiltration flaw
Security Patch ReleaseAbout this happening: OpenAI deployed a security update for ChatGPT on February 20, closing a flaw that could let a single malicious prompt covertly exfiltrate prompts, messages, uplo...
Microsoft 365 admin center outage in North America and Canada
Service Disruption
H score1
First: 10.02.2026 17:45
Last: 10.02.2026 17:45
Sources 1
About this happening:
The Microsoft 365 admin center is experiencing an ongoing outage that is blocking some business and enterprise administrators from logging in, disrupting tenant administra...
Microsoft 365 admin center outage in North America and Canada
Service DisruptionAbout this happening: The Microsoft 365 admin center is experiencing an ongoing outage that is blocking some business and enterprise administrators from logging in, disrupting tenant administra...
Timeline
-
02.12.2025 21:52 2 articles · 7mo ago
ChatGPT outage causes worldwide loading failures
Initial DisclosureOpenAI's ChatGPT is down worldwide on 2025-12-02, with users seeing "something seems to have gone wrong" and "There was an error generating a response" messages. Some users reported conversations disappearing and new messages continuing to load without returning a reply, while DownDetector showed about 30,000+ users having issues and OpenAI had not acknowledged the outage yet.
Show sources
- ChatGPT is down worldwide, conversations dissapeared for users — www.bleepingcomputer.com — 02.12.2025 21:52
- ChatGPT is down worldwide, conversations disappeared for users — www.bleepingcomputer.com — 02.12.2025 21:52