In JetBrains Toolbox App before 3.9.1 and 3.8.2; IntelliJ IDEA before 2026.3 and 2026.2.4, the jetbrainsd daemon trusted compromised intermediate certificates
Problem type
Affected products
JetBrains
< 3.9.1 - AFFECTED
< 3.8.2 - AFFECTED
< 2026.2.4 - AFFECTED
References
https://www.jetbrains.com/privacy-security/issues-fixed/
https://blog.jetbrains.com/security/2026/10/compromised-emudhra-certificates-ides/
https://emudhra.com/en/post/certificate-security-incident
https://bugzilla.mozilla.org/show_bug.cgi?id=2083449
GitHub Security Advisories
GHSA-c9gr-394r-65gg
In JetBrains Toolbox App before 3.9.1 and 3.8.2; IntelliJ IDEA before 2026.3 and 2026.2.4, the...
https://github.com/advisories/GHSA-c9gr-394r-65ggIn JetBrains Toolbox App before 3.9.1 and 3.8.2; IntelliJ IDEA before 2026.3 and 2026.2.4, the jetbrainsd daemon trusted compromised intermediate certificates
https://nvd.nist.gov/vuln/detail/CVE-2026-118697
https://blog.jetbrains.com/security/2026/10/compromised-emudhra-certificates-ides
https://bugzilla.mozilla.org/show_bug.cgi?id=2083449
https://emudhra.com/en/post/certificate-security-incident
https://www.jetbrains.com/privacy-security/issues-fixed
https://github.com/advisories/GHSA-c9gr-394r-65gg
JSON source
https://cveawg.mitre.org/api/cve/CVE-2026-118697Click to expand
{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-118697",
"assignerOrgId": "547ada31-17d8-4964-bc5f-1b8238ba8014",
"assignerShortName": "JetBrains",
"dateUpdated": "2026-10-30T17:31:26.886Z",
"dateReserved": "2026-10-28T18:33:13.794Z",
"datePublished": "2026-10-30T17:31:26.886Z",
"state": "PUBLISHED"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "547ada31-17d8-4964-bc5f-1b8238ba8014",
"shortName": "JetBrains",
"dateUpdated": "2026-10-30T17:31:26.886Z"
},
"descriptions": [
{
"lang": "en",
"value": "In JetBrains Toolbox App before 3.9.1 and 3.8.2; IntelliJ IDEA before 2026.3 and 2026.2.4, the jetbrainsd daemon trusted compromised intermediate certificates",
"supportingMedia": [
{
"type": "text/html",
"base64": false,
"value": "In JetBrains Toolbox App before 3.9.1 and 3.8.2; IntelliJ IDEA before 2026.3 and 2026.2.4, the jetbrainsd daemon trusted compromised intermediate certificates"
}
]
}
],
"affected": [
{
"vendor": "JetBrains",
"product": "Toolbox App",
"defaultStatus": "unaffected",
"versions": [
{
"version": "3.9.0",
"status": "affected",
"versionType": "semver",
"lessThan": "3.9.1"
},
{
"version": "0",
"status": "affected",
"versionType": "semver",
"lessThan": "3.8.2"
}
]
},
{
"vendor": "JetBrains",
"product": "IntelliJ IDEA",
"defaultStatus": "unaffected",
"versions": [
{
"version": "0",
"status": "affected",
"versionType": "semver",
"lessThan": "2026.2.4"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"description": "CWE-295: Improper Certificate Validation",
"cweId": "CWE-295",
"type": "CWE"
}
]
}
],
"references": [
{
"url": "https://www.jetbrains.com/privacy-security/issues-fixed/"
},
{
"url": "https://blog.jetbrains.com/security/2026/10/compromised-emudhra-certificates-ides/"
},
{
"url": "https://emudhra.com/en/post/certificate-security-incident"
},
{
"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2083449"
}
],
"metrics": [
{
"format": "CVSS",
"scenarios": [
{
"lang": "en",
"value": "GENERAL"
}
],
"cvssV3_1": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H",
"attackVector": "NETWORK",
"attackComplexity": "HIGH",
"privilegesRequired": "NONE",
"userInteraction": "NONE",
"scope": "CHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 9,
"baseSeverity": "CRITICAL"
}
}
]
}
}
}