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VulnerabilityPublished Updated

CVE-2025-11953: React Native Community CLI · OS Command Injection

Affects React Native Community CLISource CVE Database V5

0

Exploited in the wild · KEV due 26 Feb 2026 · public detection template (Nuclei) · 93% EPSS : apply the vendor's fix or mitigations to React Native Community CLI now.

Data as of 26 Oct 2026, 10:12 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else.
EPSS
93.9% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 3 Nov 2025

  2. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  3. Exploited in the wild: evidence found.

    Listed in CISA KEV 94 days after disclosure

  4. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE ID reserved

    by JFrog

    , 14 days before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. In Threat Radar

    record ingested

    , 12 minutes after disclosure

  4. , 94 days after disclosure

  5. KEV remediation due

    US federal deadline

    , 115 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Affected software

ProductAffectedFixed in
npmmetropkg:npm/metroOther threatsAffected
  • =4.8.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

CVE-2025-11953 is a critical OS command injection vulnerability in the Metro Development Server version 4.8.0 used by the React Native Community CLI. The server binds to external interfaces by default and exposes an endpoint that allows unauthenticated network attackers to execute arbitrary commands. On Windows systems, this enables attackers to run shell commands with fully controlled arguments. The vulnerability has a CVSS score of 9.8, indicating critical severity. No patch or official remediation information is currently available.

References

Community reviews

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