UBUNTU-CVE-2026-6811

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Source
https://ubuntu.com/security/CVE-2026-6811
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-6811
Upstream
  • CVE-2026-6811
Published
2026-05-14T22:16:00Z
Modified
2026-05-20T22:03:09Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.0 (Medium) CVSS_V4 - 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 CVSS Calculator
  • Ubuntu - medium
Summary
[none]
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.

References

Affected packages

Ubuntu:16.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.1.2-2~ubuntu1
1.1.5-1~build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "1.1.5-1~build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:18.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.2.3-1build1
1.3.4-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "1.3.4-1build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:20.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.5.5-1build1
1.6.1-4
1.6.1-4build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "1.6.1-4build1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:22.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.9.0+1.7.5-2build2
1.11.1+1.9.2+1.7.5-4
1.12.0+1.9.2+1.7.5-3
1.12.0+1.9.2+1.7.5-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "1.12.0+1.9.2+1.7.5-4"
        },
        {
            "binary_name": "php8.1-mongodb",
            "binary_version": "1.12.0+1.9.2+1.7.5-4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:24.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.15.0+1.11.1+1.9.2+1.7.5-1build1
1.15.0+1.11.1+1.9.2+1.7.5-1ubuntu1
1.15.0+1.11.1+1.9.2+1.7.5-1ubuntu2
1.15.0+1.11.1+1.9.2+1.7.5-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "1.15.0+1.11.1+1.9.2+1.7.5-1ubuntu3"
        },
        {
            "binary_name": "php8.3-mongodb",
            "binary_version": "1.15.0+1.11.1+1.9.2+1.7.5-1ubuntu3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:25.10
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.21.0-1
2.*
2.0.0-1
2.1.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "2.1.0-1"
        },
        {
            "binary_name": "php8.4-mongodb",
            "binary_version": "2.1.0-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"
Ubuntu:26.04:LTS
php-mongodb

Package

Name
php-mongodb
Purl
pkg:deb/ubuntu/php-mongodb?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.1.0-1
2.1.7-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "php-mongodb",
            "binary_version": "2.1.7-0ubuntu1"
        },
        {
            "binary_name": "php8.5-mongodb",
            "binary_version": "2.1.7-0ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-6811.json"