Authorization bypass in Concourse
Priority MEDIUM 58CWE-639Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-639.
Summary
Concourse (7.x.y prior to 7.8.3 and 6.x.y prior to 6.7.9) contains an authorization bypass issue. A Concourse user can send a request with body including :team_name=team2 to bypass team scope check to gain access to certain resources belong to any other team.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00467 40th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed github.com/concourse/concourse (Go): 6.7.9, 7.8.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Concourse | Concourse (7.x.y prior to 7.8.3 and 6.x.y prior to 6.7.9) | — | No fix listed | CNA |
| — | github.com/concourse/concourse (Go) | before 6.7.9 | 6.7.9 | Patch available | GHSA-5jp2-vwrj-99rf |
| — | github.com/concourse/concourse (Go) | 7.0.0 to before 7.8.3 | 7.8.3 | Patch available | GHSA-5jp2-vwrj-99rf |
- Concourse Vendor— Affected Concourse (7.x.y prior to 7.8.3 and 6.x.y prior to 6.7.9) Fixed in — No fix listed CNA
- github.com/concourse/concourse (Go) Vendor— Affected before 6.7.9 Fixed in 6.7.9 Patch available GHSA-5jp2-vwrj-99rf
- github.com/concourse/concourse (Go) Vendor— Affected 7.0.0 to before 7.8.3 Fixed in 7.8.3 Patch available GHSA-5jp2-vwrj-99rf
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* | 6.0.0 to before 6.7.9; 7.0.0 to before 7.8.3 | Vulnerable | Spring by Pivotal |
- cpe:2.3:a:pivotal_software:concourse:*:*:*:*:*:*:*:* Versions 6.0.0 to before 6.7.9; 7.0.0 to before 7.8.3 Vulnerable ·Spring by Pivotal
Remediation
- Fix · GHSA-5jp2-vwrj-99rf github.com/concourse/concourse (Go) Fixed in 6.7.9 Advisory →
- Fix · GHSA-5jp2-vwrj-99rf github.com/concourse/concourse (Go) Fixed in 7.8.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-31683
- 2026-10-03 Alias added: GHSA-5jp2-vwrj-99rf
References
Other 7
- https://github.com/concourse/concourse/pull/8566
- https://github.com/concourse/concourse/pull/8580
- https://github.com/concourse/concourse/commit/57e06711b0d861775a5a6bd078a34abeb0e2638e
- https://github.com/concourse/concourse/commit/ba885834d9bcbb9d1ccb9964faa7af0e78a72205
- https://github.com/concourse/concourse
- https://github.com/concourse/concourse/releases/tag/v6.7.9
- https://github.com/concourse/concourse/releases/tag/v7.8.3
More Spring by Pivotal Concourse vulnerabilities
- TI-2020-04461 Concourse's GitLab auth allows impersonation CVSS 3.1CRITICAL 10.0
- TI-2018-11262 Pivotal Concourse allows malicious redirect urls on login CVSS 3.0HIGH 7.6
- TI-2019-02805 Concourse 5.0.0 SQL Injection vulnerability CVSS 3.0HIGH 7.5
- TI-2018-01134 Pivotal Concourse after 2018-03-05 might allow remote attackers to have an unspecified… CVSS 3.0HIGH 7.5
- TI-2019-02815 Concourse includes token in CLI authentication callback CVSS 3.0HIGH 7.5
- TI-2020-04455 Concourse Open Redirect in the /sky/login endpoint CVSS 3.1MEDIUM 6.1
Sources
- CVE-2022-31683 · CVE Program
- CVE-2022-31683 · NVD
- FIRST EPSS
- GHSA-5jp2-vwrj-99rf · GitHub Advisory Database · CC BY 4.0
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