CVE-2026-16492: A weakness has been identified in umijs umi up to 4.6.63

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MEDIUM 5.5

CVE-2026-16492 is a medium-severity flaw (CVSS 5.5) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A weakness has been identified in umijs umi up to 4.6.63. The affected element is the function git.getFileCreateInfo of the file packages/utils/src/getFileGitIno.ts of the component GIT File Helper. This manipulation causes os command injection. The exploit has been made available to the public and could be used for attacks. Upgrading to version 4.6.64 is sufficient to fix this issue. Patch name: b6da12c17b024a43badb1fa565720c38cf42e647. Upgradin

Why this priority

EPSS top 10%: very likely to be exploited
CISA SSVC: public proof of concept

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	3.9% (top 10%)
CISA exploited list	No
Weakness	CWE-77, CWE-78
Published	2026-07-22
Last modified	2026-10-24

Publisher (CNA): VulDB

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-07-22 01:16 UTCPublished CVE record published
2026-10-24 17:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · newscache · FIXED · 1.3.22-1.fc46 · FEDORA-2026-49b088f8ca · source

sudo dnf upgrade --advisory=FEDORA-2026-49b088f8ca

Fedora ELN · selinux-policy · FIXED · 45.23-1.eln159 · FEDORA-2026-3668c969a2 · source

sudo dnf upgrade --advisory=FEDORA-2026-3668c969a2

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: github.com/umijs/umi/issues/13345

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-2026-16492?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-16492 being exploited?

CVE-2026-16492 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-2026-16492 affect?

CVE-2026-16492 affects affected software. Severity is medium (CVSS 5.5). A weakness has been identified in umijs umi up to 4.6.63. The affected element is the function git.getFileCreateInfo of the file packages/utils/src/getFileGitIno.ts of the component GIT File Helper. This manipulation causes os command injec

How urgent is CVE-2026-16492?

Priority 45/100. EPSS top 10%: very likely to be exploited; CISA SSVC: public proof of concept

Software pages

Git vulnerabilities

References

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