CVE-2020-26294: Exposure of server configuration in github.com/go-vela/server
Summary
CVE-2020-26294: Exposure of server configuration in github.com/go-vela/server. Affects github.com/go-vela/compiler versions < 0.6.1. Fixed in 0.6.1. How to fix ↓
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Background
The package under scrutiny is github.com/go-vela/server, which is a Vela server used for pipeline template functionality. Vela is an open-source continuous integration and delivery (CI/CD) platform that integrates with GitHub. This vulnerability allows the exposure of server configuration set in the Vela server via pipeline template functionality. It impacts all users of Vela.
Vulnerability Detail
The vulnerability in github.com/go-vela/server allows the exposure of server configuration set in the Vela server through the pipeline template functionality. This means that sensitive information such as OAuth client ID and secret used for server-worker communication can be accessed by unauthorized users. An attacker could exploit this vulnerability to gain access to sensitive data and potentially compromise the Vela server. The vulnerability has a CVSS score of 7.4, indicating a high severity level.
How To Fix
Latest published version: v0.10.0 as of 23 Oct 2026
go get github.com/go-vela/compiler@v0.10.0Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.
If you need the minimum change
0.6.1
This is the first release that contains the fix.
go get github.com/go-vela/compiler@v0.6.1Tip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
In conclusion, the vulnerability in github.com/go-vela/server exposes sensitive server configuration, potentially leading to unauthorized access and compromise of the Vela server. Users should upgrade to version 0.6.1 of github.com/go-vela/compiler and rotate all secrets to mitigate the risk. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for github.com/go-vela/compiler →
FAQ
The impact of this vulnerability is the exposure of sensitive server configuration, which can lead to unauthorized access and potential compromise of the Vela server.
This vulnerability affects all users of Vela who are using github.com/go-vela/server for pipeline template functionality.
To fix this vulnerability, users should upgrade to version 0.6.1 of github.com/go-vela/compiler and rotate all secrets used for server-worker communication.
No, there are no workarounds for this vulnerability. Upgrading to the patched version is the only solution.
The CVSS score of this vulnerability is 7.4, indicating a high severity level.
