CVE-2026-42880

critical

Published 2026-05-07 · Modified 2026-05-11

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

9.6

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

9.6

Description

ArgoCD ServerSideDiff is vulnerable to Kubernetes Secret Extraction

Predictions

Exploit likelihood

96%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/argoproj/argo-cd/v3	`>=3.2.0,<3.2.11`	`3.2.11`
Go	github.com/argoproj/argo-cd/v3	`>=3.3.0,<3.3.9`	`3.3.9`
GO	github.com/argoproj/argo-cd/v3	`>= 3.3.0, < 3.3.9`	`3.3.9`
GO	github.com/argoproj/argo-cd/v3	`>= 3.2.0, < 3.2.11`	`3.2.11`

Application impact

Vendor	Product	Versions	Fixed
argoproj	argo_cd	`{"startIncluding":"3.2.0","endExcluding":"3.2.11"}`	`3.2.11`

References

CWEs

CWE-200 CWE-212

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.