The CHECK command in Cosign 2.0.1 and earlier allows remote attackers to bypass…
Priority LOW 38Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The CHECK command in Cosign 2.0.1 and earlier allows remote attackers to bypass authentication requirements via CR (\r) sequences in the cosign cookie parameter.
Why it matters now
EPSS 0.02472 84th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cosign:cosign:0.7.0:*:*:*:*:*:*:* | 0.7.0 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:0.8.0:*:*:*:*:*:*:* | 0.8.0 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:0.9.0:*:*:*:*:*:*:* | 0.9.0 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.8:*:*:*:*:*:*:* | 1.8 | Vulnerable | Cosign |
| cpe:2.3:a:cosign:cosign:1.8.5:*:*:*:*:*:*:* | 1.8.5 | Vulnerable | Cosign |
- cpe:2.3:a:cosign:cosign:0.7.0:*:*:*:*:*:*:* Versions 0.7.0 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:0.8.0:*:*:*:*:*:*:* Versions 0.8.0 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:0.9.0:*:*:*:*:*:*:* Versions 0.9.0 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.8:*:*:*:*:*:*:* Versions 1.8 Vulnerable ·Cosign
- cpe:2.3:a:cosign:cosign:1.8.5:*:*:*:*:*:*:* Versions 1.8.5 Vulnerable ·Cosign
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-2232
- 2026-10-03 Alias added: GHSA-w77h-x78h-77gv
References
More Cosign vulnerabilities
- TI-2007-02151 cosign-bin/cosign.cgi in Cosign 2.0.2 and earlier allows remote authenticated users to… CVSS 2.0MEDIUM 6.5
Sources
- CVE-2007-2232 · CVE Program
- CVE-2007-2232 · NVD
- FIRST EPSS
- GHSA-w77h-x78h-77gv · GitHub Advisory Database · CC BY 4.0
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