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CRITICAL

CVE-2026-0933

OS Command Injection in `wrangler pages deploy`

CVSS v3

9.9

CRITICAL

EPSS Score

1.5 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

none

SSVC status

Description

SummaryA command injection vulnerability (CWE-78) has been found to exist in the `wrangler pages deploy` command. The issue occurs because the `--commit-hash` parameter is passed directly to a shell command without proper validation or sanitization, allowing an attacker with control of `--commit-hash` to execute arbitrary commands on the system running Wrangler. Root causeThe commitHash variable, derived from user input via the --commit-hash CLI argument, is interpolated directly into a shel

Technical details

Published
2026-01-20
Last Modified
2026-01-27

Frequently asked questions

What is CVE-2026-0933?

SummaryA command injection vulnerability (CWE-78) has been found to exist in the `wrangler pages deploy` command. The issue occurs because the `--commit-hash` parameter is passed directly to a shell command without proper validation or sanitization, allowing an attacker with control of `--commit-hash` to execute arbitrary commands on the system running Wrangler. Root causeThe commitHash variable, derived from user input via the --commit-hash CLI argument, is interpolated directly into a shel

Is CVE-2026-0933 actively exploited?

Active exploitation of CVE-2026-0933 has not been confirmed. Its EPSS score was 1.5% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-0933?

CVE-2026-0933 has a CVSS v3 base score of 9.9 (CRITICAL severity).

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