150 lines
5.9 KiB
JSON
150 lines
5.9 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-2026-16496",
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"assignerOrgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
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"state": "PUBLISHED",
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"assignerShortName": "HashiCorp",
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"dateReserved": "2026-07-21T16:53:07.388Z",
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"datePublished": "2026-07-28T17:57:36.795Z",
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"dateUpdated": "2026-07-28T18:43:58.385Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"platforms": [
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"64 bit",
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"32 bit",
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"x86",
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"ARM",
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"MacOS",
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"Windows",
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"Linux"
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],
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"product": "Tooling",
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"repo": "https://github.com/hashicorp/terraform-mcp-server",
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"vendor": "HashiCorp",
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"versions": [
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{
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"lessThan": "1.1.0",
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"status": "affected",
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"version": "0.3.0",
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"versionType": "semver"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "This issue was reported to HashiCorp by Juan Pablo Martinez Kuhn of Coinspect."
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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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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "<p>The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the streamable-HTTP stateful transport mode that may allow a user who obtains another user's MCP session ID to have their tool calls executed using that user's Terraform credentials. This vulnerability, CVE-2026-16496, is fixed in terraform-mcp-server 1.1.0.</p><br/>"
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}
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],
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"value": "The terraform-mcp-server before version 1.1.0 is vulnerable to an authorization bypass in the streamable-HTTP stateful transport mode that may allow a user who obtains another user's MCP session ID to have their tool calls executed using that user's Terraform credentials. This vulnerability, CVE-2026-16496, is fixed in terraform-mcp-server 1.1.0."
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-60",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-60: Reusing Session IDs (Session Replay)"
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}
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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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"cvssV3_1": {
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"baseScore": 8.9,
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L",
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"version": "3.1"
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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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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-384",
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"description": "CWE-384: Session Fixation",
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"lang": "en",
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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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"providerMetadata": {
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"orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc",
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"shortName": "HashiCorp",
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"dateUpdated": "2026-07-28T17:57:36.795Z"
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},
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"references": [
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{
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"url": "https://discuss.hashicorp.com/t/hcsec-2026-23-multiple-vulnerabilities-impacting-hashicorp-terraform-mcp-server/77606"
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}
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],
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"source": {
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"advisory": "HCSEC-2026-23",
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"discovery": "EXTERNAL"
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},
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"title": "terraform-mcp-server vulnerable to cross-user credential inheritance if an MCP session ID is obtained by another user"
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-07-28T18:42:15.101188Z",
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"id": "CVE-2026-16496",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "total"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-07-28T18:43:58.385Z"
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}
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}
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]
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}
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} |