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Medium

Security advisory

Type: advisorySources: OSVCVE: CVE-2020-26294

Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. In Vela compiler before version 0.6.1 there is a vulnerability which allows exposure of server configuration. It impacts all users of Vela. An attacker can use Sprig's `env` function to retrieve configuration information, see referenced GHSA for an example. This has been fixed in version 0.6.1. In addition to upgrading, it is recommended to rotate all secrets.

Products
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Affected versions
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Fixed versions
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CVEs
CVE-2020-26294
Confirmed fixed CVEs
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Updated in this feed
31 Oct 2026, 11:09 UTC · Revision 1

Source evidence

CVE-2020-26294

core-osv · Original source

Published 4 Jan 2021, 19:15 UTC

Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. In Vela compiler before version 0.6.1 there is a vulnerability which allows exposure of server configuration. It impacts all users of Vela. An attacker can use Sprig's `env` function to retrieve configuration information, see referenced GHSA for an example. This has been fixed in version 0.6.1. In addition to upgrading, it is recommended to rotate all secrets.

osv:CVE-2020-26294
Complete source record
{
  "id": "865a1e1e15f048e43ddc81397a6c477d423bb623df5f270acf728bd09c936775",
  "url": "https://osv.dev/vulnerability/CVE-2020-26294",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-26294",
    "summary": "Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. In Vela compiler before version 0.6.1 there is a vulnerability which allows exposure of server configuration. It impacts all users of Vela. An attacker can use Sprig's `env` function to retrieve configuration information, see referenced GHSA for an example. This has been fixed in version 0.6.1. In addition to upgrading, it is recommended to rotate all secrets.",
    "evidence": "osv:CVE-2020-26294",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-26294",
      "aliases": [
        "CVE-2020-26294",
        "GHSA-gv2h-gf8m-r68j",
        "GO-2022-0838"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/go-vela/compiler",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d4713012d64cbeb62c58af5bfdc8ea5c1a522c1b"
                },
                {
                  "fixed": "f1ace5f8a05c95c4d02264556e38a959ee2d9bda"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:target:compiler:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.6.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "f1ace5f8a05c95c4d02264556e38a959ee2d9bda"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.6.0",
            "v0.6.0-rc2",
            "v0.6.0-rc1",
            "v0.5.1",
            "v0.5.0",
            "v0.5.0-rc1",
            "v0.4.3",
            "v0.4.2",
            "v0.4.1",
            "v0.4.0",
            "v0.4.0-rc3",
            "v0.4.0-rc2",
            "v0.4.0-rc1",
            "v0.3.0",
            "v0.3.0-rc3",
            "v0.3.0-rc2",
            "v0.3.0-rc1",
            "v0.2.0",
            "v0.2.0-rc3",
            "v0.2.0-rc2",
            "v0.2.0-rc1",
            "v0.1.6",
            "v0.1.5",
            "v0.1.4",
            "v0.1.3",
            "v0.1.2",
            "v0.1.1",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-26294.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:57.464696057Z",
      "provider": "osv",
      "references": [
        "https://pkg.go.dev/github.com/go-vela/compiler/compiler",
        "https://github.com/go-vela/compiler/commit/f1ace5f8a05c95c4d02264556e38a959ee2d9bda",
        "https://github.com/go-vela/compiler/security/advisories/GHSA-gv2h-gf8m-r68j"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-26294",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384093,
  "published_at": "2021-01-04T19:15:15.11+00:00"
}