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Security advisory

Type: advisorySources: OSVCVE: CVE-2020-14368

A flaw was found in Eclipse Che in versions prior to 7.14.0 that impacts CodeReady Workspaces. When configured with cookies authentication, Theia IDE doesn't properly set the SameSite value, allowing a Cross-Site Request Forgery (CSRF) and consequently allowing a cross-site WebSocket hijack on Theia IDE. This flaw allows an attacker to gain full access to the victim's workspace through the /services endpoint. To perform a successful attack, the attacker conducts a Man-in-the-middle attack (MITM) and tricks the victim into executing a request via an untrusted link, which performs the CSRF and the Socket hijack. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-14368
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:22 UTC · Revision 1

Source evidence

CVE-2020-14368

core-osv · Original source

Published 14 Dec 2020, 21:15 UTC

A flaw was found in Eclipse Che in versions prior to 7.14.0 that impacts CodeReady Workspaces. When configured with cookies authentication, Theia IDE doesn't properly set the SameSite value, allowing a Cross-Site Request Forgery (CSRF) and consequently allowing a cross-site WebSocket hijack on Theia IDE. This flaw allows an attacker to gain full access to the victim's workspace through the /services endpoint. To perform a successful attack, the attacker conducts a Man-in-the-middle attack (MITM) and tricks the victim into executing a request via an untrusted link, which performs the CSRF and the Socket hijack. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

osv:CVE-2020-14368
Complete source record
{
  "id": "f6f1313b7c3962235a04764df7e0271b0f40d0d267ce86aceaa7467ae0e92d5c",
  "url": "https://osv.dev/vulnerability/CVE-2020-14368",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-14368",
    "summary": "A flaw was found in Eclipse Che in versions prior to 7.14.0 that impacts CodeReady Workspaces. When configured with cookies authentication, Theia IDE doesn't properly set the SameSite value, allowing a Cross-Site Request Forgery (CSRF) and consequently allowing a cross-site WebSocket hijack on Theia IDE. This flaw allows an attacker to gain full access to the victim's workspace through the /services endpoint. To perform a successful attack, the attacker conducts a Man-in-the-middle attack (MITM) and tricks the victim into executing a request via an untrusted link, which performs the CSRF and the Socket hijack. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.",
    "evidence": "osv:CVE-2020-14368",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-14368",
      "aliases": [
        "CVE-2020-14368"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/eclipse-che/che",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "9b1f11fe652dc77dec5a216ed12d0aba631dc9fb"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:eclipse:che:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "7.14.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "5.9.0",
            "Docker",
            "5.8.0",
            "5.7.0",
            "5.5.0",
            "5.4.0",
            "5.2.0",
            "5.1.0",
            "5.0.0",
            "5.0.0-M8",
            "5.0.0-M7",
            "5.0.0-M6",
            "5.0.0-M5",
            "5.0.0-M3",
            "5.0.0-M1",
            "4.7.0",
            "4.7.0-RC1",
            "4.6.0",
            "4.5.0",
            "4.4.0",
            "4.3.0",
            "4.3.0-RC1",
            "4.2.0",
            "4.1.0",
            "4.0.0",
            "4.0.0-RC14",
            "4.0.0-RC13",
            "4.0.0-RC12",
            "4.0.0-RC11",
            "4.0.0-RC10",
            "4.0.0-RC9",
            "4.0.0-RC8",
            "4.0.0-RC7",
            "4.0.0-RC6",
            "4.0.0-RC5",
            "4.0.0-RC4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-14368.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:52.486732754Z",
      "provider": "osv",
      "references": [
        "https://bugzilla.redhat.com/show_bug.cgi?id=1823892"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-14368",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437705,
  "published_at": "2020-12-14T21:15:18.77+00:00"
}