Incident Library

API · MCP 한국어

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Incident Library

API · MCP 한국어

Component

Argo CD

Argo CD · argocd

4 cases · 2021 to 2026

Root cause Configuration change2 Software defect2

Contributing factor Automation amplification2 Excessive blast radius2 No safeguard on destructive change2 Missed in review2 Unverified assumption

Symptom Resources deleted3 Service outage2 High error rate1 Unauthorised access or a foreign workload1

Organisation Argo CD users1 Cycode1 InfluxData1 Skyscanner1

Cases, by severity

IL-0058 Argo CD deleted namespaces shared by several applications, leaving about 97 applications stuck Missing and OutOfSyncArgo CD users · 2026
Root cause Software defect
IL-0065 Any pod could take over the cluster by rewriting Argo CD's unauthenticated Redis cache (CVE-2024-31989)Cycode · 2024
Root cause Software defect
IL-0009 A duplicated generated name made Argo CD replace the InfluxDB Cloud production Application and delete the whole production environment

View on the graph

1

Untested backup1

Credential in configuration1

Unreviewed defaults1

Harmful manual action1

Monitoring blind spot1

No configuration tests1

No staged rollout1

InfluxData · 2022

Root cause Configuration change

IL-0010 A templating change that dropped its {{ }} delimiters made Argo CD delete all 478 Skyscanner services in every regionSkyscanner · 2021

Root cause Configuration change