In Argo CD 3.2.0 before 3.2.11 and 3.3.0 before 3.3.9, ServerSideDiff allows reading cleartext Kubernetes Secret data.
Priority HIGH 67CWE-212Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 1 without a fix
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat.
Summary
In Argo CD 3.2.0 before 3.2.11 and 3.3.0 before 3.3.9, ServerSideDiff allows reading cleartext Kubernetes Secret data.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00268 19th percentileScored 2026-11-07
Fix Partial Argo CD (argoproj): 3.2.11, 3.3.9Red Hat: 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Argo CD (argoproj) Fixed in 3.2.11, 3.3.9
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift GitOps | Affected | No fix yet |
Not affected: 2 products
- Red Hat OpenShift GitOps
- Red Hat Openshift Data Foundation 4
Timeline
- 2026-10-02 Threatist record created from CVE-2026-43824
- 2026-10-03 Alias added: GHSA-c7mp-5hg2-gfh8
More argoproj vulnerabilities
- TI-2026-22564 Argo Workflows has unauthorized access to Argo Workflows Template CVSS 3.1CRITICAL 9.8
- TI-2024-14377 Argo CD vulnerable to Bypassing of Brute Force Protection via Application Crash and In-Memory Data Loss CVSS 3.1CRITICAL 9.8
- TI-2024-14383 Argo CD vulnerable to Bypassing of Rate Limit and Brute Force Protection Using Cache Overflow CVSS 3.1CRITICAL 9.1
- TI-2026-31086 ArgoCD ServerSideDiff is vulnerable to Kubernetes Secret Extraction CVSS 3.1CRITICAL 9.6
- TI-2023-20919 Cluster secret might leak in cluster details page in Argo CD CVSS 3.1CRITICAL 9.9
- TI-2026-30603 Argo Workflows: Unauthenticated Memory Exhaustion (DoS) in Webhook Interceptor CVSS 4.0HIGH 8.2
Sources
- CVE-2026-43824 · CVE Program
- CVE-2026-43824 · NVD
- FIRST EPSS
- GHSA-c7mp-5hg2-gfh8 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-43824 · Red Hat security data · CC BY 4.0
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