UBUNTU-CVE-2020-27511

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Source
https://ubuntu.com/security/CVE-2020-27511
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27511.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-27511
Upstream
Published
2021-06-21T20:15:00Z
Modified
2025-10-24T04:48:51Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in the stripTags and unescapeHTML components in Prototype 1.7.3 where an attacker can cause a Regular Expression Denial of Service (ReDOS) through stripping crafted HTML tags.

References

Affected packages

Ubuntu:16.04:LTS

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.1-3?arch=source&distro=xenial

Affected ranges

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

Affected versions

1.*

1.7.1-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.1-3",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:18.04:LTS

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.1-3?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*

1.7.1-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.1-3",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:20.04:LTS

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.1-3?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*

1.7.1-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.1-3",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:22.04:LTS

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.1-3.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.7.1-3.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.1-3.1",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:24.04:LTS

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.3-1?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.7.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.3-1",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:25.04

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.3-2?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.7.3-1
1.7.3-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.3-2",
            "binary_name": "libjs-prototype"
        }
    ]
}

Ubuntu:25.10

prototypejs

Package

Name
prototypejs
Purl
pkg:deb/ubuntu/prototypejs@1.7.3-2?arch=source&distro=questing

Affected ranges

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

Affected versions

1.*

1.7.3-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.3-2",
            "binary_name": "libjs-prototype"
        }
    ]
}