CVE-2026-54448: Trivy is a security scanner

Q: How do I fix CVE-2026-54448?

trivy: upgrade to 0.71.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-54448 being exploited?

CVE-2026-54448 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-2026-54448 affect?

CVE-2026-54448 affects trivy. Severity is medium (CVSS 6.5). Trivy is a security scanner. Prior to 0.71.0, when Trivy scans a Helm chart archive (.tgz), its custom tar unpacker reads each entry with io.ReadAll(tr) and no size limit. An attacker who can place a malicious .tgz file in the scanned path

Q: How urgent is CVE-2026-54448?

Priority 32/100. No elevated risk signals yet.

Routine

MEDIUM 6.5UPGRADE

CVE-2026-54448 is a medium-severity flaw (CVSS 6.5) affecting trivy. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Trivy is a security scanner. Prior to 0.71.0, when Trivy scans a Helm chart archive (.tgz), its custom tar unpacker reads each entry with io.ReadAll(tr) and no size limit. An attacker who can place a malicious .tgz file in the scanned path can craft a small compressed archive that decompresses to gigabytes, causing the Trivy process to be killed by the OS OOM killer. This vulnerability is fixed in 0.71.0.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-770, CWE-789
Published	2026-06-25
Last modified	2026-10-25

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

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

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

aquasec trivy UPGRADE

Affected: < 0.71.0

Fixed in: 0.71.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.71.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade trivy

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-2026-54448?

trivy: upgrade to 0.71.0. Exact commands for each OS are on this page.

Is CVE-2026-54448 being exploited?

CVE-2026-54448 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-2026-54448 affect?

CVE-2026-54448 affects trivy. Severity is medium (CVSS 6.5). Trivy is a security scanner. Prior to 0.71.0, when Trivy scans a Helm chart archive (.tgz), its custom tar unpacker reads each entry with io.ReadAll(tr) and no size limit. An attacker who can place a malicious .tgz file in the scanned path

How urgent is CVE-2026-54448?

Priority 32/100. No elevated risk signals yet.

Software pages

Helm vulnerabilities

Related CVEs

CVE-2026-55092 HIGH 7.5 UPGRADE Trivy is a security scanner

References

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