UBUNTU-CVE-2021-29476
- Source
- https://ubuntu.com/security/CVE-2021-29476
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-29476.json
- JSON Data
- https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-29476
- Upstream
- Published
- 2021-04-27T21:15:00Z
- Modified
- 2025-10-24T04:50:16Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
Requests is a HTTP library written in PHP. Requests mishandles deserialization in FilteredIterator. The issue has been patched and users of
Requests1.6.0, 1.6.1 and 1.7.0 should update to version 1.8.0. - References
-
- https://ubuntu.com/security/CVE-2021-29476
- https://github.com/WordPress/Requests/security/advisories/GHSA-52qp-jpq7-6c54
- https://github.com/rmccue/Requests/pull/421
- https://wordpress.org/news/2020/10/wordpress-5-5-2-security-and-maintenance-release/
- https://github.com/WordPress/wordpress-develop/commit/add6bedf3a53b647d0ebda2970057912d3cd79d3
- https://www.cve.org/CVERecord?id=CVE-2021-29476
Affected packages
Ubuntu:16.04:LTS / wordpress
Package
- Name
- wordpress
- Purl
- pkg:deb/ubuntu/wordpress@4.4.2+dfsg-1ubuntu1?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Affected versions
4.*
4.3+dfsg-1
4.3.1+dfsg-1
4.4+dfsg-1
4.4.1+dfsg-1
4.4.2+dfsg-1
4.4.2+dfsg-1ubuntu1
Ecosystem specific
{
"binaries": [
{
"binary_name": "wordpress",
"binary_version": "4.4.2+dfsg-1ubuntu1"
},
{
"binary_name": "wordpress-l10n",
"binary_version": "4.4.2+dfsg-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentyfifteen",
"binary_version": "4.4.2+dfsg-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentyfourteen",
"binary_version": "4.4.2+dfsg-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentysixteen",
"binary_version": "4.4.2+dfsg-1ubuntu1"
}
]
}
Ubuntu:18.04:LTS / wordpress
Package
- Name
- wordpress
- Purl
- pkg:deb/ubuntu/wordpress@4.9.5+dfsg1-1?arch=source&distro=bionic
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Affected versions
4.*
4.8.2+dfsg-2
4.8.3+dfsg-1
4.9.1+dfsg-1
4.9.2+dfsg-1
4.9.4+dfsg-1
4.9.5+dfsg1-1
Ecosystem specific
{
"binaries": [
{
"binary_name": "wordpress",
"binary_version": "4.9.5+dfsg1-1"
},
{
"binary_name": "wordpress-l10n",
"binary_version": "4.9.5+dfsg1-1"
},
{
"binary_name": "wordpress-theme-twentyfifteen",
"binary_version": "4.9.5+dfsg1-1"
},
{
"binary_name": "wordpress-theme-twentyseventeen",
"binary_version": "4.9.5+dfsg1-1"
},
{
"binary_name": "wordpress-theme-twentysixteen",
"binary_version": "4.9.5+dfsg1-1"
}
]
}
Ubuntu:20.04:LTS / wordpress
Package
- Name
- wordpress
- Purl
- pkg:deb/ubuntu/wordpress@5.3.2+dfsg1-1ubuntu1?arch=source&distro=focal
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Ecosystem specific
{
"binaries": [
{
"binary_name": "wordpress",
"binary_version": "5.3.2+dfsg1-1ubuntu1"
},
{
"binary_name": "wordpress-l10n",
"binary_version": "5.3.2+dfsg1-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentynineteen",
"binary_version": "5.3.2+dfsg1-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentyseventeen",
"binary_version": "5.3.2+dfsg1-1ubuntu1"
},
{
"binary_name": "wordpress-theme-twentysixteen",
"binary_version": "5.3.2+dfsg1-1ubuntu1"
}
]
}