Vulnerability-Lookup

GHSA-V492-6XX2-P57G

Vulnerability from github – Published: 2026-01-14 09:31 – Updated: 2026-01-14 21:16

Summary

Chainlit contains an authorization bypass vulnerability

Details

Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product.

Severity ?

4.2 (Medium)


                  
                    CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

2.3 (Low)


                  
                    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Show details on source website

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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "chainlit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-68492"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-01-14T21:16:04Z",
    "nvd_published_at": "2026-01-14T07:16:14Z",
    "severity": "LOW"
  },
  "details": "Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product.",
  "id": "GHSA-v492-6xx2-p57g",
  "modified": "2026-01-14T21:16:04Z",
  "published": "2026-01-14T09:31:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-68492"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Chainlit/chainlit/pull/2637"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Chainlit/chainlit/commit/8f1153db439eca58ae5c50c8276ba6fdd311448e"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/Chainlit/chainlit"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Chainlit/chainlit/releases"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Chainlit/chainlit/releases/tag/2.8.5"
    },
    {
      "type": "WEB",
      "url": "https://jvn.jp/en/jp/JVN34964581"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Chainlit contains an authorization bypass vulnerability"
}

CVE-2025-68492 (GCVE-0-2025-68492)

Vulnerability from cvelistv5 – Published: 2026-01-14 06:27 – Updated: 2026-01-15 17:24

Summary

Severity ?

4.2 (Medium)


                        
                          CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

2.3 (Low)


                        
                          CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

CWE

CWE-639 - Authorization bypass through user-controlled key

Assigner

jpcert

References

URL

Tags

	https://github.com/Chainlit/chainlit/releases
	https://jvn.jp/en/jp/JVN34964581/

Impacted products

	Vendor	Product	Version
	Chainlit	Chainlit	Affected: prior to 2.8.5

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-68492",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-15T17:24:22.331411Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-15T17:24:34.226Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Chainlit",
          "vendor": "Chainlit",
          "versions": [
            {
              "status": "affected",
              "version": "prior to 2.8.5"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Chainlit versions prior to 2.8.5 contain an authorization bypass through user-controlled key vulnerability. If this vulnerability is exploited, threads may be viewed or thread ownership may be obtained by an attacker who can log in to the product."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        },
        {
          "cvssV4_0": {
            "baseScore": 2.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-639",
              "description": "Authorization bypass through user-controlled key",
              "lang": "en-US",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-14T06:27:14.846Z",
        "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "shortName": "jpcert"
      },
      "references": [
        {
          "url": "https://github.com/Chainlit/chainlit/releases"
        },
        {
          "url": "https://jvn.jp/en/jp/JVN34964581/"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
    "assignerShortName": "jpcert",
    "cveId": "CVE-2025-68492",
    "datePublished": "2026-01-14T06:27:14.846Z",
    "dateReserved": "2025-12-19T04:48:45.762Z",
    "dateUpdated": "2026-01-15T17:24:34.226Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-V492-6XX2-P57G

CVE-2025-68492 (GCVE-0-2025-68492)

Tags

Sightings

Nomenclature