GitHub widespread outage affecting API, Actions, and authentication
Service Disruption
Summary
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The GitHub outage is degrading website, API, Actions, and Pull Requests access for some users, interrupting developer workflows and automated delivery. The disruption is also affecting SAML/OIDC authentication, SCIM, Team Sync, and some repository downloads. GitHub said it was seeing about 20% error rates across web and API traffic, with download errors reaching roughly 50%. The cause has not been disclosed and the investigation is still ongoing.
Related Happenings
AsyncAPI malicious npm package supply-chain malware
Malware Activity
H score21
First: 15.07.2026 18:37
Last: 15.07.2026 18:37
Sources 1
About this happening:
Malicious AsyncAPI npm releases pushed a remote access trojan and info-stealing payload into packages with more than 2.25 million weekly downloads, putting downstr...
AsyncAPI malicious npm package supply-chain malware
Malware ActivityAbout this happening: Malicious AsyncAPI npm releases pushed a remote access trojan and info-stealing payload into packages with more than 2.25 million weekly downloads, putting downstr...
AsyncAPI repositories and npm publishing workflow hit by network compromise
Incident
H score27
First: 15.07.2026 12:16
Last: 15.07.2026 12:16
Sources 1
About this happening:
The AsyncAPI npm publishing pipeline was compromised in a July 14 supply-chain attack that used the project’s normal GitHub Actions release path to publish trojani...
AsyncAPI repositories and npm publishing workflow hit by network compromise
IncidentAbout this happening: The AsyncAPI npm publishing pipeline was compromised in a July 14 supply-chain attack that used the project’s normal GitHub Actions release path to publish trojani...
OpenMandriva Linux project hit by cyberattack
Incident
H score32
First: 10.07.2026 01:14
Last: 10.07.2026 01:14
Sources 1
About this happening:
The OpenMandriva Linux project is recovering from an attempted internal sabotage that deleted repositories and published an empty package that could have damaged user...
OpenMandriva Linux project hit by cyberattack
IncidentAbout this happening: The OpenMandriva Linux project is recovering from an attempted internal sabotage that deleted repositories and published an empty package that could have damaged user...
North Korean Contagious Interview PolinRider supply-chain campaign
Campaign
H score51
First: 04.07.2026 14:17
Last: 04.07.2026 14:17
Sources 1
About this happening:
The Contagious Interview / PolinRider campaign is still active, with 108 unique packages and browser extensions published across npm, Packagist, Go, and Google Chrome....
North Korean Contagious Interview PolinRider supply-chain campaign
CampaignAbout this happening: The Contagious Interview / PolinRider campaign is still active, with 108 unique packages and browser extensions published across npm, Packagist, Go, and Google Chrome....
Microsoft hit by cyberattack
Incident
H score68
First: 09.06.2026 18:42
Last: 09.06.2026 18:42
Sources 1
About this happening:
A Microsoft GitHub repository removal incident in June 2026 disrupted continuous integration pipelines and briefly broke Azure/functions-action workflows used by d...
Microsoft hit by cyberattack
IncidentAbout this happening: A Microsoft GitHub repository removal incident in June 2026 disrupted continuous integration pipelines and briefly broke Azure/functions-action workflows used by d...
Timeline
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17.08.2026 17:47 2 articles · 1h ago
GitHub widespread outage affecting API, Actions, and authentication
Initial DisclosureGitHub first acknowledged a broad service investigation after users began seeing errors across major developer surfaces. Early evidence pointed to a widespread availability problem affecting several connected services rather than a single isolated feature.
Show sources
- Microsoft confirms GitHub is down worldwide — www.bleepingcomputer.com — 17.08.2026 17:47
- Microsoft confirms GitHub is down worldwide — www.bleepingcomputer.com — 17.08.2026 17:47