CVE-2026-77459
5 advisories.
Go/github.com/argoproj/argo-cd/v2 CVE-2026-77459: critical 9.9
Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.10.0 | - | 2.14.21 |
Fixed versions
No fixed version in the source.
Sources
- osv: GHSA-fmxq-cgp8-87wp
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-fmxq-cgp8-87wp
- https://nvd.nist.gov/vuln/detail/CVE-2026-77459
- https://github.com/argoproj/argo-cd/commit/1149cdc6e932208c4402183cc3d7b7485239940c
- https://github.com/argoproj/argo-cd/commit/4bc8085b0a6d2296b849539d3d09fc7be7a4a511
- https://github.com/argoproj/argo-cd/commit/7f0a05834b05103d69d7c150e1ee36541b314696
- https://github.com/argoproj/argo-cd/commit/d5dd7019ee65be8895133fe4df554e28074242c4
- https://github.com/argoproj/argo-cd
- https://github.com/argoproj/argo-cd/releases/tag/v3.3.15
- https://github.com/argoproj/argo-cd/releases/tag/v3.4.10
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.4
- https://github.com/argoproj/argo-cd/releases/tag/v3.6.0-rc2
CVE-2026-77459 · published · modified · JSON
Go/github.com/argoproj/argo-cd CVE-2026-77459: critical 9.9
Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks in github.com/argoproj/argo-cd
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-6784
- nvd: CVE-2026-77459
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-fmxq-cgp8-87wp
- https://github.com/argoproj/argo-cd/commit/1149cdc6e932208c4402183cc3d7b7485239940c
- https://github.com/argoproj/argo-cd/commit/4bc8085b0a6d2296b849539d3d09fc7be7a4a511
- https://github.com/argoproj/argo-cd/commit/7f0a05834b05103d69d7c150e1ee36541b314696
- https://github.com/argoproj/argo-cd/commit/d5dd7019ee65be8895133fe4df554e28074242c4
- https://github.com/argoproj/argo-cd/releases/tag/v3.3.15
- https://github.com/argoproj/argo-cd/releases/tag/v3.4.10
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.4
- https://github.com/argoproj/argo-cd/releases/tag/v3.6.0-rc2
CVE-2026-77459 · published · modified · JSON
Go/github.com/argoproj/argo-cd/v3 CVE-2026-77459: critical 9.9
Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks
Action: Upgrade github.com/argoproj/argo-cd/v3 to 3.3.15 or later.
go get github.com/argoproj/argo-cd/v3@v3.3.15go get github.com/argoproj/argo-cd/v3@v3.4.10go get github.com/argoproj/argo-cd/v3@v3.5.4go get github.com/argoproj/argo-cd/v3@v3.6.0-rc2Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.0.0 | 3.3.15 | - |
| 3.4.0 | 3.4.10 | - |
| 3.5.0 | 3.5.4 | - |
| 3.6.0-rc1 | 3.6.0-rc2 | - |
Fixed versions
| 3.3.15 | 3.4.10 | 3.5.4 | 3.6.0-rc2 |
Sources
- osv: GHSA-fmxq-cgp8-87wp#Go/github.com/argoproj/argo-cd/v3
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-fmxq-cgp8-87wp
- https://nvd.nist.gov/vuln/detail/CVE-2026-77459
- https://github.com/argoproj/argo-cd/commit/1149cdc6e932208c4402183cc3d7b7485239940c
- https://github.com/argoproj/argo-cd/commit/4bc8085b0a6d2296b849539d3d09fc7be7a4a511
- https://github.com/argoproj/argo-cd/commit/7f0a05834b05103d69d7c150e1ee36541b314696
- https://github.com/argoproj/argo-cd/commit/d5dd7019ee65be8895133fe4df554e28074242c4
- https://github.com/argoproj/argo-cd
- https://github.com/argoproj/argo-cd/releases/tag/v3.3.15
- https://github.com/argoproj/argo-cd/releases/tag/v3.4.10
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.4
- https://github.com/argoproj/argo-cd/releases/tag/v3.6.0-rc2
CVE-2026-77459 · published · modified · JSON
Go/github.com/argoproj/argo-cd/v2 CVE-2026-77459: unknown
Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks in github.com/argoproj/argo-cd
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 2.10.0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2026-6784#Go/github.com/argoproj/argo-cd/v2
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-fmxq-cgp8-87wp
- https://nvd.nist.gov/vuln/detail/CVE-2026-77459
- https://github.com/argoproj/argo-cd/commit/1149cdc6e932208c4402183cc3d7b7485239940c
- https://github.com/argoproj/argo-cd/commit/4bc8085b0a6d2296b849539d3d09fc7be7a4a511
- https://github.com/argoproj/argo-cd/commit/7f0a05834b05103d69d7c150e1ee36541b314696
- https://github.com/argoproj/argo-cd/commit/d5dd7019ee65be8895133fe4df554e28074242c4
- https://github.com/argoproj/argo-cd/releases/tag/v3.3.15
- https://github.com/argoproj/argo-cd/releases/tag/v3.4.10
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.4
- https://github.com/argoproj/argo-cd/releases/tag/v3.6.0-rc2
CVE-2026-77459 · published · modified · JSON
Go/github.com/argoproj/argo-cd/v3 CVE-2026-77459: unknown
Argo CD: AppProject destination-namespace and resource restrictions bypassed by PreDelete/PostDelete resource hooks in github.com/argoproj/argo-cd
Action: Upgrade github.com/argoproj/argo-cd/v3 to 3.3.15 or later.
go get github.com/argoproj/argo-cd/v3@v3.3.15go get github.com/argoproj/argo-cd/v3@v3.4.10go get github.com/argoproj/argo-cd/v3@v3.5.4go get github.com/argoproj/argo-cd/v3@v3.6.0-rc2Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.0.0 | 3.3.15 | - |
| 3.4.0 | 3.4.10 | - |
| 3.5.0 | 3.5.4 | - |
| 3.6.0-rc1 | 3.6.0-rc2 | - |
Fixed versions
| 3.3.15 | 3.4.10 | 3.5.4 | 3.6.0-rc2 |
Sources
- osv: GO-2026-6784#Go/github.com/argoproj/argo-cd/v3
- https://github.com/argoproj/argo-cd/security/advisories/GHSA-fmxq-cgp8-87wp
- https://nvd.nist.gov/vuln/detail/CVE-2026-77459
- https://github.com/argoproj/argo-cd/commit/1149cdc6e932208c4402183cc3d7b7485239940c
- https://github.com/argoproj/argo-cd/commit/4bc8085b0a6d2296b849539d3d09fc7be7a4a511
- https://github.com/argoproj/argo-cd/commit/7f0a05834b05103d69d7c150e1ee36541b314696
- https://github.com/argoproj/argo-cd/commit/d5dd7019ee65be8895133fe4df554e28074242c4
- https://github.com/argoproj/argo-cd/releases/tag/v3.3.15
- https://github.com/argoproj/argo-cd/releases/tag/v3.4.10
- https://github.com/argoproj/argo-cd/releases/tag/v3.5.4
- https://github.com/argoproj/argo-cd/releases/tag/v3.6.0-rc2
CVE-2026-77459 · published · modified · JSON