Exploitation evidence
Known exploited · CISA KEV listed
Added 2026-02-05. Ransomware campaign use: Unknown.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: 2026-02-26. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
/
Default status: unaffected
- affected: 4.8.0 to < 20.0.0 (semver)
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://jfrog.com/blog/cve-2025-11953-critical-react-native-community-cli-vulnerability
- https://github.com/react-native-community/cli/commit/15089907d1f1301b22c72d7f68846a2ef20df547
- https://www.vulncheck.com/blog/metro4shell_eitw
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-11953
- https://x.com/SzymonRybczak/status/1986199665000566848
- https://x.com/thymikee/status/1986770875954475375
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.9398,
"percentile": 0.99848
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.9398,
"percentile": 0.99847
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.9398,
"percentile": 0.99847
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.9398,
"percentile": 0.99847
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.9398,
"percentile": 0.99847
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.9398,
"percentile": 0.99847
}06 Nov 2026, 06:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.9398,
"percentile": 0.99846
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.9398,
"percentile": 0.99846
}04 Nov 2026, 00:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
{
"containers": {
"adp": [
{
"metrics": [
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"other": {
"content": {
"id": "CVE-2025-11953",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-02-06T04:55:17.609697Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2026-02-05",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-11953"
},
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"references": [
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"tags": [
"third-party-advisory"
],
"url": "https://www.vulncheck.com/blog/metro4shell_eitw"
},
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-11953"
}
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"timeline": [
{
"lang": "en",
"time": "2026-02-05T00:00:00.000Z",
"value": "CVE-2025-11953 added to CISA KEV"
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"title": "CISA ADP Vulnrichment"
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{
"providerMetadata": {
"dateUpdated": "2025-11-11T17:06:16.919Z",
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{
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}
],
"title": "CVE Program Container",
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],
"cna": {
"affected": [
{
"collectionURL": "https://www.npmjs.com",
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"packageName": "@react-native-community/cli-server-api",
"versions": [
{
"lessThan": "20.0.0",
"status": "affected",
"version": "4.8.0",
"versionType": "semver"
}
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{
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{
"base64": false,
"type": "text/html",
"value": "<p>The Metro Development Server, which is opened by the React Native Community CLI, binds to external interfaces by default. The server exposes an endpoint that is vulnerable to OS command injection. This allows unauthenticated network attackers to send a POST request to the server and run arbitrary executables. On Windows, the attackers can also execute arbitrary shell commands with fully controlled arguments.</p>"
}
],
"value": "The Metro Development Server, which is opened by the React Native Community CLI, binds to external interfaces by default. The server exposes an endpoint that is vulnerable to OS command injection. This allows unauthenticated network attackers to send a POST request to the server and run arbitrary executables. On Windows, the attackers can also execute arbitrary shell commands with fully controlled arguments."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
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"problemTypes": [
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"description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')",
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"providerMetadata": {
"dateUpdated": "2025-11-03T19:10:09.928Z",
"orgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d",
"shortName": "JFROG"
},
"references": [
{
"tags": [
"technical-description"
],
"url": "https://jfrog.com/blog/cve-2025-11953-critical-react-native-community-cli-vulnerability"
},
{
"tags": [
"patch"
],
"url": "https://github.com/react-native-community/cli/commit/15089907d1f1301b22c72d7f68846a2ef20df547"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Command injection in React Native Community CLI allows remote attackers to perform remote code execution by sending HTTP requests",
"x_generator": {
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},
"cveMetadata": {
"assignerOrgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d",
"assignerShortName": "JFROG",
"cveId": "CVE-2025-11953",
"datePublished": "2025-11-03T16:35:07.168Z",
"dateReserved": "2025-10-20T10:34:44.694Z",
"dateUpdated": "2026-02-26T17:47:39.982Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.9398,
"percentile": 0.99846
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.9398,
"percentile": 0.99846
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2025-11953",
"cwes": [
"CWE-78"
],
"dateAdded": "2026-02-05",
"dueDate": "2026-02-26",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/react-native-community/cli/commit/15089907d1f1301b22c72d7f68846a2ef20df547 ; https://github.com/react-native-community/cli/pull/2735 ; https://nvd.nist.gov/vuln/detail/CVE-2025-11953",
"product": "CLI",
"requiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
"shortDescription": "React Native Community CLI contains an OS command injection vulnerability which could allow unauthenticated network attackers to send POST requests to the Metro Development Server and run arbitrary executables via a vulnerable endpoint exposed by the server. On Windows, attackers can also execute arbitrary shell commands with fully controlled arguments.",
"vendorProject": "React Native Community",
"vulnerabilityName": "React Native Community CLI OS Command Injection Vulnerability"
}