CVE-2020-26294: Vela is a Pipeline Automation (CI/CD) framework built on Linux container technology written in Golang

Q: How do I fix CVE-2020-26294?

compiler: upgrade to 0.6.1. Exact commands for each OS are on this page.

Q: Is CVE-2020-26294 being exploited?

CVE-2020-26294 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2020-26294 affect?

CVE-2020-26294 affects compiler. Severity is high (CVSS 7.4). 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 Vel

Q: How urgent is CVE-2020-26294?

Priority 56/100. High severity; Public exploit reference; On your watchlist

This month

HIGH 7.4WATCHLISTUPGRADE

CVE-2020-26294 is a high-severity flaw (CVSS 7.4) affecting compiler. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 rota

Why this priority

High severity
Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.4 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-78
Published	2021-01-04
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: target

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-01-04 19:15 UTCPublished CVE record published
2026-06-17 03:08 UTCUpdated Record last modified

target compiler UPGRADE

Affected: < 0.6.1

Fixed in: 0.6.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy compiler || rpm -q compiler || compiler --version

2. UPGRADE to 0.6.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade compiler

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade compiler

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2020-26294?

compiler: upgrade to 0.6.1. Exact commands for each OS are on this page.

Is CVE-2020-26294 being exploited?

CVE-2020-26294 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2020-26294 affect?

CVE-2020-26294 affects compiler. Severity is high (CVSS 7.4). 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 Vel

How urgent is CVE-2020-26294?

Priority 56/100. High severity; Public exploit reference; On your watchlist

Software pages

Go (Golang) vulnerabilities

References

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