CVE-2020-26294

Name: CVE-2020-26294
Creator: NVD / NIST
Published: 2021-01-04T19:15:15.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 1.78%

Last modified Jun 17, 2026

CVE-2020-26294 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. In Vela compiler before version 0.6.1 there is a vulnerability which allows exposure of server configuration. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang. In Vela compiler before version 0.6.1 there is a vulnerability which allows exposure of server configuration. It impacts all users of Vela. An attacker can use Sprig's `env` function to retrieve configuration information, see referenced GHSA for an example. This has been fixed in version 0.6.1. In addition to upgrading, it is recommended to rotate all secrets.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Probability

1.78%

75.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Target	Compiler	< 0.6.1

References

https://github.com/go-vela/compiler/commit/f1ace5f8a05c95c4d02264556e38a959ee2d9bdaPatch, Third Party Advisory
https://github.com/go-vela/compiler/security/advisories/GHSA-gv2h-gf8m-r68jExploit, Third Party Advisory
https://pkg.go.dev/github.com/go-vela/compiler/compilerProduct, Third Party Advisory
https://github.com/go-vela/compiler/commit/f1ace5f8a05c95c4d02264556e38a959ee2d9bdaPatch, Third Party Advisory
https://github.com/go-vela/compiler/security/advisories/GHSA-gv2h-gf8m-r68jExploit, Third Party Advisory
https://pkg.go.dev/github.com/go-vela/compiler/compilerProduct, Third Party Advisory

Timeline

Published: Jan 4, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-26294?

How severe is CVE-2020-26294?

CVE-2020-26294 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.

How do I fix CVE-2020-26294?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-26294?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST