CVE-2021-38182: Due to insufficient input validation of Kyma, authenticated users can pass a Header of their choice and escala

Q: How do I fix CVE-2021-38182?

kyma: upgrade to 1.24.7. Exact commands for each OS are on this page.

Q: Is CVE-2021-38182 being exploited?

CVE-2021-38182 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-2021-38182 affect?

CVE-2021-38182 affects kyma. Severity is high (CVSS 8.8). Due to insufficient input validation of Kyma, authenticated users can pass a Header of their choice and escalate privileges which can completely compromise the cluster.

This month

HIGH 8.8UPGRADE

CVE-2021-38182 is a high-severity flaw (CVSS 8.8) affecting kyma. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Due to insufficient input validation of Kyma, authenticated users can pass a Header of their choice and escalate privileges which can completely compromise the cluster.

Why this priority

High severity

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	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-20, CWE-116
Published	2021-12-14
Last modified	2026-06-17

Publisher (CNA): SAP SE · Vendor: kyma-project

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

Am I affected?

Timeline

2021-12-14 16:15 UTCPublished CVE record published
2026-06-17 04:01 UTCUpdated Record last modified

kyma-project kyma UPGRADE

Affected: < 1.24.7

Fixed in: 1.24.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.24.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade kyma

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-2021-38182?

kyma: upgrade to 1.24.7. Exact commands for each OS are on this page.

Is CVE-2021-38182 being exploited?

CVE-2021-38182 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-2021-38182 affect?

CVE-2021-38182 affects kyma. Severity is high (CVSS 8.8). Due to insufficient input validation of Kyma, authenticated users can pass a Header of their choice and escalate privileges which can completely compromise the cluster.

How urgent is CVE-2021-38182?

Priority 47/100. High severity

Related CVEs

CVE-2021-33708 HIGH 8.8 UPGRADE Due to insufficient input validation in Kyma, authenticated users can pass a Header of their choice and escala

References

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