Vulnerability-Lookup

GHSA-VC69-VR6F-4X67

Vulnerability from github – Published: 2026-05-15 00:30 – Updated: 2026-05-15 00:30

Details

Stack exhaustion vulnerability in the MongoDB PHP driver can cause application crashes when processing deeply nested BSON documents in unusual circumstances when the source of these BSON documents is not MongoDB Server.

Severity ?

5.9 (Medium)


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

6.0 (Medium)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-6811"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-674"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-14T22:16:45Z",
    "severity": "MODERATE"
  },
  "details": "Stack exhaustion vulnerability in the MongoDB PHP driver can cause application crashes when processing deeply nested BSON documents in unusual circumstances when the source of these BSON documents is not MongoDB Server.",
  "id": "GHSA-vc69-vr6f-4x67",
  "modified": "2026-05-15T00:30:30Z",
  "published": "2026-05-15T00:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6811"
    },
    {
      "type": "WEB",
      "url": "https://jira.mongodb.org/browse/PHPC-2636"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-6811 (GCVE-0-2026-6811)

Vulnerability from cvelistv5 – Published: 2026-05-14 21:27 – Updated: 2026-05-15 13:30

Title

PHP Stack Exhaustion

Summary

Severity ?

6 (Medium)


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

5.9 (Medium)


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

CWE

CWE-674 - Uncontrolled Recursion

Assigner

mongodb

References

URL

Tags

https://jira.mongodb.org/browse/PHPC-2636

Impacted products

	Vendor	Product	Version
	MongoDB Inc.	PHP Driver	Affected: 1.21.5 (semver) Affected: 2.1.8 (semver)

Show details on NVD website

JSON

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  "containers": {
    "adp": [
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        "metrics": [
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            "other": {
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                "id": "CVE-2026-6811",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-15T13:22:29.267942Z",
                "version": "2.0.3"
              },
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        "providerMetadata": {
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        },
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            }
          ],
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      "metrics": [
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            "Recovery": "NOT_DEFINED",
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          "scenarios": [
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        {
          "url": "https://jira.mongodb.org/browse/PHPC-2636"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "PHP Stack Exhaustion",
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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-VC69-VR6F-4X67

CVE-2026-6811 (GCVE-0-2026-6811)

Tags

Sightings

Nomenclature