CVE-2026-26056: Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer

Q: How do I fix CVE-2026-26056?

yoke: upgrade to newer than 0.19.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-26056 being exploited?

CVE-2026-26056 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-2026-26056 affect?

CVE-2026-26056 affects yoke. Severity is high (CVSS 8.8). Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer. In 0.19.0 and earlier, a vulnerability exists in the Air Traffic Controller (ATC) component of Yoke. It allows users with CR create/update permissions to execute arbitra

Q: How urgent is CVE-2026-26056?

Priority 46/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2026-26056 is a high-severity flaw (CVSS 8.8) affecting yoke. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer. In 0.19.0 and earlier, a vulnerability exists in the Air Traffic Controller (ATC) component of Yoke. It allows users with CR create/update permissions to execute arbitrary WASM code in the ATC controller context by injecting a malicious URL through the overrides.yoke.cd/flight annotation. The ATC controller downloads and executes the WASM module without proper URL validation,

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 61%)
CISA exploited list	No
Weakness	CWE-94
Published	2026-02-12
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2026-02-12 22:16 UTCPublished CVE record published
2026-06-17 10:25 UTCUpdated Record last modified

yokecd yoke UPGRADE

Affected: <= 0.19.0

Fixed in: newer than 0.19.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.19.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade yoke

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-2026-26056?

yoke: upgrade to newer than 0.19.0. Exact commands for each OS are on this page.

Is CVE-2026-26056 being exploited?

CVE-2026-26056 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-2026-26056 affect?

CVE-2026-26056 affects yoke. Severity is high (CVSS 8.8). Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer. In 0.19.0 and earlier, a vulnerability exists in the Air Traffic Controller (ATC) component of Yoke. It allows users with CR create/update permissions to execute arbitra

How urgent is CVE-2026-26056?

Priority 46/100. High severity; Public exploit reference

Software pages

Helm vulnerabilities

Related CVEs

CVE-2026-26055 HIGH 7.5 UPGRADE Yoke is a Helm-inspired infrastructure-as-code (IaC) package deployer

References

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