CVE-2023-2972: Prototype Pollution in GitHub repository antfu/utils prior to 0.7.3.

Q: How do I fix CVE-2023-2972?

utils: upgrade to 0.7.3. Exact commands for each OS are on this page.

Q: Is CVE-2023-2972 being exploited?

CVE-2023-2972 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-2023-2972 affect?

CVE-2023-2972 affects utils. Severity is critical (CVSS 9.8). Prototype Pollution in GitHub repository antfu/utils prior to 0.7.3.

Q: How urgent is CVE-2023-2972?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2023-2972 is a critical-severity flaw (CVSS 9.8) affecting utils. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Prototype Pollution in GitHub repository antfu/utils prior to 0.7.3.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-1321
Published	2023-05-30
Last modified	2026-06-17

Publisher (CNA): huntr.dev · Vendor: antfu

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

Am I affected?

Timeline

2023-05-30 11:15 UTCPublished CVE record published
2026-06-17 05:53 UTCUpdated Record last modified

antfu utils UPGRADE

Affected: < 0.7.3

Fixed in: 0.7.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.7.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade utils

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-2023-2972?

utils: upgrade to 0.7.3. Exact commands for each OS are on this page.

Is CVE-2023-2972 being exploited?

CVE-2023-2972 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-2023-2972 affect?

CVE-2023-2972 affects utils. Severity is critical (CVSS 9.8). Prototype Pollution in GitHub repository antfu/utils prior to 0.7.3.

How urgent is CVE-2023-2972?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

GitHub vulnerabilities

Related CVEs

CVE-2025-66565 CRITICAL 9.8 UPGRADE Fiber Utils is a collection of common functions created for Fiber
CVE-2021-4277 LOW 2.6 UPGRADE A vulnerability, which was classified as problematic, has been found in fredsmith utils

References

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