UBUNTU-CVE-2026-32935

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Source

https://ubuntu.com/security/CVE-2026-32935

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-32935

Upstream

CVE-2026-32935

Published

2026-03-20T03:16:00Z

Modified

2026-05-20T16:25:23.570471936Z

Severity

8.2 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N CVSS Calculator
5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

phpseclib is a PHP secure communications library. Projects using versions 0.1.1 through 1.0.26, 2.0.0 through 2.0.51, and 3.0.0 through 3.0.49 are vulnerable to a to padding oracle timing attack when using AES in CBC mode. This issue has been fixed in versions 1.0.27, 2.0.52 and 3.0.50.

References

Affected packages

Ubuntu:24.04:LTS

php-phpseclib

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.44-1

2.0.45-1

2.0.46-1

2.0.47-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.47-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

php-phpseclib3

Package

Name: php-phpseclib3
Purl: pkg:deb/ubuntu/php-phpseclib3?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.21-2

3.0.33-1

3.0.34-1

3.0.35-1

3.0.37-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib3",
            "binary_version": "3.0.37-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.21-2

1.0.22-1

1.0.23-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.23-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:25.10

php-phpseclib

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.48-3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.48-3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

php-phpseclib3

Package

Name: php-phpseclib3
Purl: pkg:deb/ubuntu/php-phpseclib3?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.43-2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib3",
            "binary_version": "3.0.43-2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.23-6

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.23-6"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:26.04:LTS

php-phpseclib

Package

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

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.48-3

2.0.49-1

2.0.51-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.51-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

php-phpseclib3

Package

Name: php-phpseclib3
Purl: pkg:deb/ubuntu/php-phpseclib3?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.43-2

3.0.44-1

3.0.47-1

3.0.49-1

3.0.49-1ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib3",
            "binary_version": "3.0.49-1ubuntu1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.23-6

1.0.24-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.24-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:Pro:16.04:LTS

php-phpseclib

Package

Name: php-phpseclib
Purl: pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Fxenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.1-1

2.0.1-1build1

2.0.1-1ubuntu0.1~esm2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.1-1ubuntu0.1~esm2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=esm-apps%2Fxenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.3.10-3

1.*

1.0.0-2

1.0.0-3

1.0.1-1

1.0.1-3

1.0.1-3ubuntu0.1

1.0.1-3ubuntu0.1+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.1-3ubuntu0.1+esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:Pro:18.04:LTS

php-phpseclib

Package

Name: php-phpseclib
Purl: pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.6-1

2.0.7-1

2.0.9-1

2.0.9-1ubuntu0.1~esm2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.9-1ubuntu0.1~esm2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.7-1

1.0.8-1

1.0.9-1

1.0.9-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.9-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:Pro:20.04:LTS

php-phpseclib

Package

Name: php-phpseclib
Purl: pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.21-2

2.0.23-2

2.0.23-2ubuntu0.1~esm2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.23-2ubuntu0.1~esm2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.16-2

1.0.18-2

1.0.18-2ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.18-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

Ubuntu:Pro:22.04:LTS

php-phpseclib

Package

Name: php-phpseclib
Purl: pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.0.30-2ubuntu1

2.0.34-1

2.0.35-1

2.0.36-1

2.0.36-1ubuntu0.1~esm2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib",
            "binary_version": "2.0.36-1ubuntu0.1~esm2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

php-phpseclib3

Package

Name: php-phpseclib3
Purl: pkg:deb/ubuntu/php-phpseclib3?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.9-1

3.0.10-1

3.0.12-2

3.0.13-1

3.0.13-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-phpseclib3",
            "binary_version": "3.0.13-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"

phpseclib

Package

Name: phpseclib
Purl: pkg:deb/ubuntu/phpseclib?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.0.19-3ubuntu2

1.0.19-3ubuntu3

1.0.20-1

1.0.20-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "php-seclib",
            "binary_version": "1.0.20-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-32935.json"