Private tokens could appear in logs if context containing gRPC metadata is logged in github.com/grpc/grpc-go
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
- Information disclosure
- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-200.
Summary
### Impact This issue represents a potential PII concern. If applications were printing or logging a context containing gRPC metadata, the affected versions will contain all the metadata, which may include private information. ### Patches The issue first appeared in 1.64.0 and is patched in 1.64.1 and 1.65.0 ### Workarounds If using an affected version and upgrading is not possible, ensuring you do not log or print contexts will avoid the problem.
Why it matters now
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 |
|---|---|---|---|---|---|
| — | google.golang.org/grpc (Go) | 1.64.0 to before 1.64.1 | 1.64.1 | Patch available | GHSA-xr7q-jx4m-x55m |
- google.golang.org/grpc (Go) Vendor— Affected 1.64.0 to before 1.64.1 Fixed in 1.64.1 Patch available GHSA-xr7q-jx4m-x55m
Remediation
- Fix · GHSA-xr7q-jx4m-x55m google.golang.org/grpc (Go) Fixed in 1.64.1 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-xr7q-jx4m-x55m
References
Sources
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