github - ghsa-5g22-6w6r-pr2m

GHSA-5G22-6W6R-PR2M

Vulnerability from github – Published: 2025-07-22 21:31 – Updated: 2025-11-03 18:31

Details

Thunderbird cached CORS preflight responses across IP address changes. This allowed circumventing CORS with DNS rebinding. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1.

Severity ?

8.1 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2025-8036"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-350"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-07-22T21:15:50Z",
    "severity": "HIGH"
  },
  "details": "Thunderbird cached CORS preflight responses across IP address changes. This allowed circumventing CORS with DNS rebinding. This vulnerability affects Firefox \u003c 141, Firefox ESR \u003c 140.1, Thunderbird \u003c 141, and Thunderbird \u003c 140.1.",
  "id": "GHSA-5g22-6w6r-pr2m",
  "modified": "2025-11-03T18:31:26Z",
  "published": "2025-07-22T21:31:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-8036"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1960834"
    },
    {
      "type": "WEB",
      "url": "https://www.kb.cert.org/vuls/id/652514"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-56"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-59"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-61"
    },
    {
      "type": "WEB",
      "url": "https://www.mozilla.org/security/advisories/mfsa2025-63"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-8036 (GCVE-0-2025-8036)

Vulnerability from cvelistv5 – Published: 2025-07-22 20:49 – Updated: 2025-11-04 15:57

Summary

Severity ?

8.1 (High)


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

CWE

CWE-350 - Reliance on Reverse DNS Resolution for a Security-Critical Action

Assigner

mozilla

References

URL

Tags

	https://bugzilla.mozilla.org/show_bug.cgi?id=1960834
	https://www.mozilla.org/security/advisories/mfsa2…
	https://www.mozilla.org/security/advisories/mfsa2…
	https://www.mozilla.org/security/advisories/mfsa2…
	https://www.mozilla.org/security/advisories/mfsa2…

Impacted products

Vendor

Product

Version

Mozilla

Firefox

Affected: unspecified , < 141 (custom)

Mozilla	Firefox ESR	Affected: unspecified , < 140.1 (custom)
Mozilla	Thunderbird	Affected: unspecified , < 141 (custom)
Mozilla	Thunderbird	Affected: unspecified , < 140.1 (custom)

Credits

Viktor Bocz

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 8.1,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2025-8036",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-07-23T14:26:17.781838Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-350",
                "description": "CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-04T15:57:04.675Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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      {
        "providerMetadata": {
          "dateUpdated": "2025-11-03T17:45:30.593Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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    ],
    "cna": {
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            }
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      "providerMetadata": {
        "dateUpdated": "2025-10-30T15:59:37.091Z",
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        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-59/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-61/"
        },
        {
          "url": "https://www.mozilla.org/security/advisories/mfsa2025-63/"
        }
      ],
      "title": "DNS rebinding circumvents CORS"
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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-5G22-6W6R-PR2M

CVE-2025-8036 (GCVE-0-2025-8036)

Tags

Sightings

Nomenclature