{"id":"GHSA-gv2h-gf8m-r68j","summary":"Exposure of server configuration in github.com/go-vela/server","details":"### Impact\n_What kind of vulnerability is it? Who is impacted?_\n\n* The ability to expose configuration set in the [Vela server](https://github.com/go-vela/server) via [pipeline template functionality](https://go-vela.github.io/docs/templates/overview/).\n* It impacts all users of Vela.\n\n\nSample of template exposing server configuration [using Sprig's `env` function](http://masterminds.github.io/sprig/os.html):\n\n```yaml\nmetadata:\n  template: true\n\nsteps:\n  - name: sample\n    image: alpine:latest\n    commands:\n      # OAuth client ID for Vela \u003c-\u003e GitHub communication\n      - echo {{ env \"VELA_SOURCE_CLIENT\" }}\n      # secret used for server \u003c-\u003e worker communication\n      - echo {{ env \"VELA_SECRET\" }}\n```\n\n### Patches\n_Has the problem been patched? What versions should users upgrade to?_\n\n* Upgrade to `0.6.1`\n\n#### Additional Recommended Action(s)\n\n* Rotate all secrets\n\n### Workarounds\n_Is there a way for users to fix or remediate the vulnerability without upgrading?_\n\n* No\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n* Email us at [vela@target.com](mailto:vela@target.com)","aliases":["CVE-2020-26294","GO-2022-0838"],"modified":"2026-05-07T05:00:36.916040028Z","published":"2022-02-15T00:19:57Z","database_specific":{"nvd_published_at":null,"cwe_ids":["CWE-200","CWE-78"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2021-05-21T17:58:10Z"},"references":[{"type":"WEB","url":"https://github.com/go-vela/compiler/security/advisories/GHSA-gv2h-gf8m-r68j"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-26294"},{"type":"WEB","url":"https://github.com/go-vela/compiler/commit/f1ace5f8a05c95c4d02264556e38a959ee2d9bda"},{"type":"WEB","url":"https://github.com/helm/helm/blob/6297c021cbda1483d8c08a8ec6f4a99e38be7302/pkg/engine/funcs.go#L46-L47"},{"type":"WEB","url":"https://pkg.go.dev/github.com/go-vela/compiler/compiler"}],"affected":[{"package":{"name":"github.com/go-vela/compiler","ecosystem":"Go","purl":"pkg:golang/github.com/go-vela/compiler"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.6.1"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-gv2h-gf8m-r68j/GHSA-gv2h-gf8m-r68j.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N"}]}