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Argo CD: Kubernetes Secret Extraction via ArgoCD ServerSideDiff via sensitive annotations

🗓️ 19 May 2026 15:54:21Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 13 Views

Argo CD server-side diff can reveal Secret data in the last-applied-configuration annotation despite masking.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
Chainguard		CVE-2026-45737 vulnerabilities
20 May 202619:17
–cgr
Circl		CVE-2026-45737
13 May 202617:57
–circl
CVE		CVE-2026-45737
19 May 202615:54
–cve
OSV		CGA-H394-C8R4-PG4R
20 May 202615:35
–osv
OSV		CLEANSTART-2026-HO16255 Security fixes for CVE-2025-47912, CVE-2025-55190, CVE-2025-55191, CVE-2025-58183, CVE-2025-58185, CVE-2025-58186, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-59537, CVE-2025-59538, CVE-2025-61723, CVE-2025-61724, CVE-2025-61725, CVE-2026-24051, CVE-2026-25679, CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-27137, CVE-2026-27138, CVE-2026-27139, CVE-2026-27142, CVE-2026-27145, CVE-2026-29181, CVE-2026-33186, CVE-2026-33762, CVE-2026-34165, CVE-2026-34986, CVE-2026-35469, CVE-2026-39821, CVE-2026-39883, CVE-2026-41506, CVE-2026-42502, CVE-2026-42504, CVE-2026-42506, CVE-2026-42507, CVE-2026-42880, CVE-2026-44740, CVE-2026-44973, CVE-2026-45022, CVE-2026-45570, CVE-2026-45571, CVE-2026-45737, CVE-2026-45738, ghsa-2v5j-vhc3-9cwm, ghsa-2vgg-9h3w-qbr4, ghsa-2xsj-vh29-9cwm, ghsa-37cx-329c-33x3, ghsa-389r-gv7p-r3rp, ghsa-3v3m-wc6v-x4x3, ghsa-3wgm-2mw2-vh5m, ghsa-3xc5-wrhm-f963, ghsa-4x4m-3c2p-qppc, ghsa-6v2p-p543-phr9, ghsa-78h2-9frx-2jm8, ghsa-92cp-5422-2m47, ghsa-93mq-9ffx-83m2, ghsa-crhj-59gh-8x96, ghsa-f6x5-jh6r-wrfv, ghsa-gm2x-2g9h-ccm8, ghsa-gxhx-2686-5h9g, ghsa-h98r-wv3h-fr38, ghsa-hfvc-g4fc-pqhx, ghsa-hj2p-8wj8-pfq4, ghsa-j5w8-q4qc-rx2x, ghsa-jhf3-xxhw-2wpp, ghsa-m3xc-h892-ggx6, ghsa-m7cr-m3pv-hgrp, ghsa-mh2q-q3fh-2475, ghsa-mh63-6h87-95cp, ghsa-mw99-9chc-xw7r, ghsa-pc3f-x583-g7j2, ghsa-qw64-3x98-g7q2, ghsa-rg3g-4rw9-gqrp applied in versions: 2.13.9-r0, 2.14.20-r0, 3.0.16-r0, 3.0.19-r0, 3.1.4-r0, 3.1.8.-r0, 3.1.9-r4, 3.2.7-r0, 3.2.7-r1, 3.2.7-r2, 3.2.7-r3, 3.2.7-r4
8 Jun 202613:09
–osv
OSV		CLEANSTART-2026-WF25734 Security fixes for CVE-2025-47912, CVE-2025-55190, CVE-2025-55191, CVE-2025-58183, CVE-2025-58185, CVE-2025-58186, CVE-2025-58187, CVE-2025-58188, CVE-2025-58189, CVE-2025-59537, CVE-2025-59538, CVE-2025-61723, CVE-2025-61724, CVE-2025-61725, CVE-2026-24051, CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-27145, CVE-2026-29181, CVE-2026-33186, CVE-2026-33762, CVE-2026-34165, CVE-2026-34986, CVE-2026-35469, CVE-2026-39821, CVE-2026-39827, CVE-2026-39828, CVE-2026-39829, CVE-2026-39830, CVE-2026-39831, CVE-2026-39832, CVE-2026-39833, CVE-2026-39834, CVE-2026-39835, CVE-2026-39883, CVE-2026-41506, CVE-2026-42502, CVE-2026-42504, CVE-2026-42506, CVE-2026-42507, CVE-2026-42508, CVE-2026-42880, CVE-2026-44740, CVE-2026-44973, CVE-2026-45022, CVE-2026-45570, CVE-2026-45571, CVE-2026-45737, CVE-2026-45738, CVE-2026-46595, CVE-2026-46597, CVE-2026-46598, ghsa-2v5j-vhc3-9cwm, ghsa-2vgg-9h3w-qbr4, ghsa-2xsj-vh29-9cwm, ghsa-37cx-329c-33x3, ghsa-389r-gv7p-r3rp, ghsa-3v3m-wc6v-x4x3, ghsa-3wgm-2mw2-vh5m, ghsa-3xc5-wrhm-f963, ghsa-4x4m-3c2p-qppc, ghsa-6v2p-p543-phr9, ghsa-78h2-9frx-2jm8, ghsa-92cp-5422-2m47, ghsa-93mq-9ffx-83m2, ghsa-crhj-59gh-8x96, ghsa-f6x5-jh6r-wrfv, ghsa-gm2x-2g9h-ccm8, ghsa-gxhx-2686-5h9g, ghsa-h98r-wv3h-fr38, ghsa-hfvc-g4fc-pqhx, ghsa-hj2p-8wj8-pfq4, ghsa-j5w8-q4qc-rx2x, ghsa-jhf3-xxhw-2wpp, ghsa-m3xc-h892-ggx6, ghsa-m7cr-m3pv-hgrp, ghsa-mh2q-q3fh-2475, ghsa-mh63-6h87-95cp, ghsa-mw99-9chc-xw7r, ghsa-pc3f-x583-g7j2, ghsa-qw64-3x98-g7q2, ghsa-rg3g-4rw9-gqrp applied in versions: 2.13.9-r0, 2.14.20-r0, 3.0.16-r0, 3.0.19-r0, 3.1.4-r0, 3.1.8.-r0, 3.1.9-r4, 3.2.7-r0, 3.3.3-r0, 3.3.4-r0, 3.3.5-r0, 3.3.5-r1, 3.3.5-r2, 3.3.5-r3
8 Jun 202613:10
–osv
OSV		GHSA-RG3G-4RW9-GQRP Argo CD: Kubernetes Secret Extraction via ArgoCD ServerSideDiff via sensitive annotations
19 May 202615:54
–osv
OSV		MINI-5485-HCJ3-87G2
8 Jun 202603:31
–osv
OSV		MINI-9437-P5PV-3556
20 May 202615:55
–osv
OSV		MINI-HJ3V-GW86-Q68H
20 May 202615:55
–osv
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Vulners
Node
argoprojargo-cdRange3.4.0-rc1–3.4.1go
OR
argoprojargo-cdRange3.3.0-rc1–3.3.9go
OR
argoprojargo-cdRange3.2.0–3.2.11go

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19 May 2026 15:54Current
5.8Medium risk
Vulners AI Score5.8
EPSS0.00034
CWE-200CWE-212
Argo CDserver side diffsecret exposurelast applied configurationkubernetes secretsecurity advisoryclient side apply
13