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Capgo - Cross-App Build Job Access via app_id/job_id Mismatch in /build/status and /build/logs

Type: advisorySources: OSV

Capgo before 12.128.2 contains an authorization bypass vulnerability in the /build/status and /build/logs endpoints that allows attackers to access build jobs belonging to different applications by supplying a mismatched app_id and job_id combination. Limited API keys restricted to a single app can retrieve build status and logs from other apps by providing an authorized app_id while using a job_id from an unauthorized app, exposing sensitive build information including logs, metadata, and potentially credentials.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-56229
Confirmed fixed CVEs
Not specified
Updated in this feed
2 Nov 2026, 18:14 UTC · Revision 1

Source evidence

Capgo - Cross-App Build Job Access via app_id/job_id Mismatch in /build/status and /build/logs

core-osv · Original source

Published 21 Jun 2026, 13:26 UTC

Capgo before 12.128.2 contains an authorization bypass vulnerability in the /build/status and /build/logs endpoints that allows attackers to access build jobs belonging to different applications by supplying a mismatched app_id and job_id combination. Limited API keys restricted to a single app can retrieve build status and logs from other apps by providing an authorized app_id while using a job_id from an unauthorized app, exposing sensitive build information including logs, metadata, and potentially credentials.

osv:CVE-2026-56229
Complete source record
{
  "id": "a2fd78f29e283d477a37581b5724b37ef77270d3b3fbec89f7f682aab1ab3337",
  "url": "https://osv.dev/vulnerability/CVE-2026-56229",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Capgo - Cross-App Build Job Access via app_id/job_id Mismatch in /build/status and /build/logs",
    "summary": "Capgo before 12.128.2 contains an authorization bypass vulnerability in the /build/status and /build/logs endpoints that allows attackers to access build jobs belonging to different applications by supplying a mismatched app_id and job_id combination. Limited API keys restricted to a single app can retrieve build status and logs from other apps by providing an authorized app_id while using a job_id from an unauthorized app, exposing sensitive build information including logs, metadata, and potentially credentials.",
    "evidence": "osv:CVE-2026-56229",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-56229",
      "aliases": [
        "CVE-2026-56229",
        "GHSA-2fw5-mcrx-wcqw"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/Cap-go/capgo.app",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6685e5f11adef257bf3d085e481f4d8ebcec602e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "12.128.2"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "12.128.2"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
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          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-56229.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:21.922615198Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56229.json",
        "https://github.com/Cap-go/capgo/security/advisories/GHSA-2fw5-mcrx-wcqw",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-56229",
        "https://www.vulncheck.com/advisories/capgo-cross-app-build-job-access-via-app-id-job-id-mismatch-in-build-status-and-build-logs"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-639"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56229.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-56229",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488222,
  "published_at": "2026-06-21T13:26:50.79+00:00"
}