CVE-2026-16492: OS Command Injection in umijs umi
A command injection vulnerability exists in the umijs umi package up to version 4.6.63 in the git.getFileCreateInfo function of the GIT File Helper component. This vulnerability allows an attacker with limited privileges to execute arbitrary OS commands due to insufficient input handling. The issue is fixed in version 4.6.64. The vulnerability has a medium severity rating with a CVSS score of 5.1.
AI Analysis
Technical Summary
CVE-2026-16492 describes an OS command injection vulnerability in the umijs umi package affecting versions 4.6.0 through 4.6.63. The flaw is located in the git.getFileCreateInfo function within the file packages/utils/src/getFileGitIno.ts of the GIT File Helper component. This vulnerability allows an attacker with local access and low privileges to inject and execute arbitrary operating system commands. The vulnerability has been publicly disclosed and a patch is available in version 4.6.64, which addresses the issue by correcting the input handling in the affected function.
Potential Impact
An attacker with low privileges can exploit this vulnerability to execute arbitrary OS commands on the system running the vulnerable umi package. This could lead to unauthorized actions depending on the privileges of the affected process. The CVSS 4.0 base score is 5.1 (medium), reflecting the attack vector as adjacent network, low attack complexity, no user interaction required, and limited privileges needed.
Mitigation Recommendations
Upgrade the umi package to version 4.6.64 or later to remediate this vulnerability. This version includes the official fix for the OS command injection issue in the git.getFileCreateInfo function. No other mitigations are indicated or required once the upgrade is applied.
CVE-2026-16492: OS Command Injection in umijs umi
Description
A command injection vulnerability exists in the umijs umi package up to version 4.6.63 in the git.getFileCreateInfo function of the GIT File Helper component. This vulnerability allows an attacker with limited privileges to execute arbitrary OS commands due to insufficient input handling. The issue is fixed in version 4.6.64. The vulnerability has a medium severity rating with a CVSS score of 5.1.
CVSS v4.0
Score 5.1medium
Affected software
cpe:2.3:a:umijs:umi:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-16492 describes an OS command injection vulnerability in the umijs umi package affecting versions 4.6.0 through 4.6.63. The flaw is located in the git.getFileCreateInfo function within the file packages/utils/src/getFileGitIno.ts of the GIT File Helper component. This vulnerability allows an attacker with local access and low privileges to inject and execute arbitrary operating system commands. The vulnerability has been publicly disclosed and a patch is available in version 4.6.64, which addresses the issue by correcting the input handling in the affected function.
Potential Impact
An attacker with low privileges can exploit this vulnerability to execute arbitrary OS commands on the system running the vulnerable umi package. This could lead to unauthorized actions depending on the privileges of the affected process. The CVSS 4.0 base score is 5.1 (medium), reflecting the attack vector as adjacent network, low attack complexity, no user interaction required, and limited privileges needed.
Mitigation Recommendations
Upgrade the umi package to version 4.6.64 or later to remediate this vulnerability. This version includes the official fix for the OS command injection issue in the git.getFileCreateInfo function. No other mitigations are indicated or required once the upgrade is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-07-21T16:04:58.786Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a6014639c2644c7f80f0e32
Added to database: 07/22/2026, 00:52:51 UTC
Last enriched: 07/22/2026, 01:07:54 UTC
Last updated: 07/22/2026, 01:57:48 UTC
Views: 4
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