cve-2026-123336

LOW CVSS 3.1 fkie_nvd
Description

In JetBrains YouTrack before 2026.2.19728 the attachment size limit could be bypassed via AI assistant thread conversion

Timeline
Published
unknown
Last Modified
unknown
CVSS Details
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
Affected Products

No product information available.

Weaknesses (CWE)
CWE-770
CVSS metrics
Version Base Severity Vector Exploitability Impact Source
3.1 3.1 LOW CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L 1.6 1.4 cve@jetbrains.com
NVD metadata
NVD status
Received
Source identifier
cve@jetbrains.com
References
Linked Vulnerabilities

No linked vulnerabilities found.

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "YouTrack",
          "vendor": "JetBrains",
          "versions": [
            {
              "lessThan": "2026.2.19728",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "cve@jetbrains.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In JetBrains YouTrack before 2026.2.19728 the attachment size limit could be bypassed via AI assistant thread conversion"
    }
  ],
  "id": "CVE-2026-123336",
  "lastModified": "2026-11-06T11:17:14.117",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 3.1,
          "baseSeverity": "LOW",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 1.4,
        "source": "cve@jetbrains.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-11-06T11:17:14.117",
  "references": [
    {
      "source": "cve@jetbrains.com",
      "url": "https://www.jetbrains.com/privacy-security/issues-fixed/"
    }
  ],
  "sourceIdentifier": "cve@jetbrains.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "cve@jetbrains.com",
      "type": "Primary"
    }
  ]
}
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