ALPINE-CVE-2021-23986

Source
https://security.alpinelinux.org/vuln/CVE-2021-23986
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2021-23986
Upstream
  • CVE-2021-23986
Published
2021-03-31T14:15:19Z
Modified
2026-11-03T06:32:38Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

A malicious extension with the 'search' permission could have installed a new search engine whose favicon referenced a cross-origin URL. The response to this cross-origin request could have been read by the extension, allowing a same-origin policy bypass by the extension, which should not have cross-origin permissions. This cross-origin request was made without cookies, so the sensitive information disclosed by the violation was limited to local-network resources or resources that perform IP-based authentication. This vulnerability affects Firefox < 87.

References

Affected packages

Alpine:v3.13
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.14
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.15
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.16
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.17
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.18
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.19
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.20
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.21
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/alpine/librewolf?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.22
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/alpine/librewolf?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.23
firefox

Package

Name
firefox
Purl
pkg:apk/alpine/firefox?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
librewolf

Package

Name
librewolf
Purl
pkg:apk/alpine/librewolf?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"
Alpine:v3.24
librewolf

Package

Name
librewolf
Purl
pkg:apk/alpine/librewolf?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
87.0-r0

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-23986.json"