126 lines
6.2 KiB
JSON
126 lines
6.2 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-94407",
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"assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
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"state": "PUBLISHED",
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"assignerShortName": "ibm",
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"dateReserved": "2026-09-21T14:03:52.354Z",
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"datePublished": "2026-11-13T21:43:35.363Z",
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"dateUpdated": "2026-11-13T21:43:35.363Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
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"shortName": "ibm",
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"dateUpdated": "2026-11-13T21:43:35.363Z"
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},
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"title": "IBM ContextForge MCP Gateway is affected by a regular expression denial of service",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-1333",
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"description": "CWE-1333 Inefficient Regular Expression Complexity",
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"type": "CWE"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "IBM",
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"product": "ContextForge MCP Gateway",
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"versions": [
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{
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"status": "affected",
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"version": "1.0.0",
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"lessThanOrEqual": "1.0.11",
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"versionType": "semver"
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}
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],
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"cpes": [
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"cpe:2.3:a:ibm:contextforge_mcp_gateway:1.0.0:*:*:*:*:*:*:*",
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"cpe:2.3:a:ibm:contextforge_mcp_gateway:1.0.11:*:*:*:*:*:*:*"
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]
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "IBM ContextForge MCP Gateway 1.0.0 through 1.0.11 is potentially vulnerable to denial of service due to uncontrolled regular expression complexity (CWE-400 / ReDoS). An authenticated user with tool-registration privileges can embed catastrophically backtracking regex patterns in a tool's JSON Schema `pattern` field; when ContextForge validates arguments against that schema, the validation call may consume unbounded CPU, potentially degrading gateway availability.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>IBM ContextForge MCP Gateway 1.0.0 through 1.0.11 is potentially vulnerable to denial of service due to uncontrolled regular expression complexity (CWE-400 / ReDoS). An authenticated user with tool-registration privileges can embed catastrophically backtracking regex patterns in a tool's JSON Schema `pattern` field; when ContextForge validates arguments against that schema, the validation call may consume unbounded CPU, potentially degrading gateway availability.</p>"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://www.ibm.com/support/pages/node/7296667",
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"tags": [
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"vendor-advisory",
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"patch"
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]
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseSeverity": "MEDIUM",
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"baseScore": 6.5,
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
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}
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}
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],
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"workarounds": [
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{
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"lang": "en",
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"value": "None. IBM strongly recommends upgrading to the fixed version.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<div><div>None. IBM strongly recommends upgrading to the fixed version.</div></div>"
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}
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]
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "IBM strongly recommends addressing the vulnerability now.\n\nProduct(s)Version(s) number and/or range Remediation/Fix/InstructionsIBM ContextForge MCP Gateway\n\n\n\nv1.0.0 - v1.0.11Upgrade to v1.1.0. See [ v1.1.0 release notes https://github.com/IBM/mcp-context-forge/releases/tag/v1.1.0 ]",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p><strong>IBM strongly recommends addressing the vulnerability now.</strong></p><div><table><tbody><tr><td><strong>Product(s)</strong></td><td><strong>Version(s) number and/or range </strong></td><td><strong>Remediation/Fix/Instructions</strong></td></tr><tr><td><div><div>IBM ContextForge MCP Gateway</div></div></td><td>v1.0.0 - v1.0.11</td><td><div><div>Upgrade to v1.1.0. See [<a href=\"https://github.com/IBM/mcp-context-forge/releases/tag/v1.1.0\" rel=\"nofollow\">v1.1.0 release notes</a>]</div></div></td></tr></tbody></table></div><p></p><p></p>"
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}
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]
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}
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]
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}
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}
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} |