Vulnerability-Lookup

GHSA-MF84-VMQG-86FM

Vulnerability from github – Published: 2026-04-23 18:33 – Updated: 2026-04-23 18:33

Details

hackage-server lacked Cross-Site Request Forgery (CSRF) protection across its endpoints. Scripts on foreign sites could trigger requests to hackage server, possibly abusing latent credentials to upload packages or perform other administrative actions. Some unauthenticated actions could also be abused (e.g. creating new user accounts).

Severity ?

9.6 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-40471"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-352"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-23T16:16:25Z",
    "severity": "CRITICAL"
  },
  "details": "hackage-server lacked Cross-Site Request Forgery (CSRF) protection across its endpoints. Scripts on foreign sites could trigger requests to hackage server, possibly abusing latent credentials to upload packages or perform other administrative actions. Some unauthenticated actions could also be abused (e.g. creating new user accounts).",
  "id": "GHSA-mf84-vmqg-86fm",
  "modified": "2026-04-23T18:33:03Z",
  "published": "2026-04-23T18:33:03Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-40471"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/HSEC-2026-0002"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-40471 (GCVE-0-2026-40471)

Vulnerability from cvelistv5 – Published: 2026-04-23 14:56 – Updated: 2026-04-23 16:22

Title

Hackage CSRF vulnerability

Summary

Severity ?

9.6 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L

CWE

CWE-352 - Cross-Site request forgery (CSRF)

Assigner

redhat-cnalr

References

URL

Tags

https://osv.dev/vulnerability/HSEC-2026-0002

Impacted products

	Vendor	Product	Version
			Affected: 0.1 , < * (semver)

Date Public ?

2026-03-28 19:04

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-40471",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-23T16:18:53.266261Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-23T16:22:12.118Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://hackage.haskell.org/package/hackage-server",
          "defaultStatus": "unaffected",
          "packageName": "hackage-server",
          "versions": [
            {
              "lessThan": "*",
              "status": "affected",
              "version": "0.1",
              "versionType": "semver"
            }
          ]
        }
      ],
      "datePublic": "2026-03-28T19:04:00.000Z",
      "descriptions": [
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          "lang": "en",
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              "base64": false,
              "type": "text/html",
              "value": "hackage-server lacked Cross-Site Request Forgery (CSRF) protection across its endpoints. Scripts on foreign sites could trigger requests to hackage server, possibly abusing latent credentials to upload packages or perform other administrative actions. Some unauthenticated actions could also be abused (e.g. creating new user accounts)."
            }
          ],
          "value": "hackage-server lacked Cross-Site Request Forgery (CSRF) protection across its endpoints. Scripts on foreign sites could trigger requests to hackage server, possibly abusing latent credentials to upload packages or perform other administrative actions. Some unauthenticated actions could also be abused (e.g. creating new user accounts)."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 9.6,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:L",
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          "scenarios": [
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              "value": "GENERAL"
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      "problemTypes": [
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              "description": "CWE-352 Cross-Site request forgery (CSRF)",
              "lang": "en",
              "type": "CWE"
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-23T15:02:45.871Z",
        "orgId": "74b3a70d-cca6-4d34-9789-e83b222ae3be",
        "shortName": "redhat-cnalr"
      },
      "references": [
        {
          "url": "https://osv.dev/vulnerability/HSEC-2026-0002"
        }
      ],
      "title": "Hackage CSRF vulnerability",
      "x_generator": {
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "74b3a70d-cca6-4d34-9789-e83b222ae3be",
    "assignerShortName": "redhat-cnalr",
    "cveId": "CVE-2026-40471",
    "datePublished": "2026-04-23T14:56:34.979Z",
    "dateReserved": "2026-04-13T15:23:17.068Z",
    "dateUpdated": "2026-04-23T16:22:12.118Z",
    "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-MF84-VMQG-86FM

CVE-2026-40471 (GCVE-0-2026-40471)

Tags

Sightings

Nomenclature