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vuln-cve/data/2026/41xxx/CVE-2026-41838.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-41838",
"assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
"state": "PUBLISHED",
"assignerShortName": "vmware",
"dateReserved": "2026-04-22T06:22:01.122Z",
"datePublished": "2026-06-09T03:49:15.933Z",
"dateUpdated": "2026-06-27T20:57:50.695Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d",
"shortName": "vmware",
"dateUpdated": "2026-06-27T20:57:50.695Z"
},
"title": "Spring Framework Predictable Session ID in WebSocket Module",
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"cweId": "CWE-330",
"description": "CWE-330: Use of Insufficiently Random Values",
"type": "CWE"
}
]
}
],
"impacts": [
{
"descriptions": [
{
"lang": "en",
"value": "Predictable WebSocket session IDs in the spring-websocket module may allow an attacker to hijack sessions when combined with inadequate authorization rules, leading to unauthorized access."
}
]
}
],
"affected": [
{
"vendor": "Spring",
"product": "Spring Framework",
"versions": [
{
"status": "affected",
"version": "7.0.0",
"lessThan": "7.0.7.1",
"versionType": "custom"
},
{
"status": "affected",
"version": "6.2.0",
"lessThan": "6.2.18.1",
"versionType": "custom"
},
{
"status": "affected",
"version": "6.1.0",
"lessThan": "6.1.28",
"versionType": "custom"
},
{
"status": "affected",
"version": "5.3.0",
"lessThan": "5.3.49",
"versionType": "custom"
}
],
"defaultStatus": "unaffected"
}
],
"descriptions": [
{
"lang": "en",
"value": "IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48.",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "IDs for WebSocket sessions in the spring-websocket module are not cryptographically unpredictable, which may be possible to exploit in combination with inadequate authorization rules.\n\nAffected versions:\nSpring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48."
}
]
}
],
"references": [
{
"url": "https://spring.io/security/cve-2026-41838"
}
],
"metrics": [
{
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV3_1": {
"version": "3.1",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "LOW",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE",
"baseSeverity": "MEDIUM",
"baseScore": 4.8,
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N"
}
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 1.0.1"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2026-06-09T13:39:36.187494Z",
"id": "CVE-2026-41838",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-06-09T13:39:43.249Z"
}
}
]
}
}