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Vulnerability details: VCID-tmh4-bkhe-1ybr
Vulnerability ID VCID-tmh4-bkhe-1ybr
Aliases CVE-2022-31736
Summary A malicious website could have learned the size of a cross-origin resource that supported Range requests.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-829 Inclusion of Functionality from Untrusted Control Sphere
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-31736.json
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
epss 0.00171 https://api.first.org/data/v1/epss?cve=CVE-2022-31736
cvssv3.1 9.8 https://bugzilla.mozilla.org/show_bug.cgi?id=1735923
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1735923
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2022-31736
archlinux High https://security.archlinux.org/AVG-2760
archlinux High https://security.archlinux.org/AVG-2761
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-20
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-21
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2022-22
cvssv3.1 9.8 https://www.mozilla.org/security/advisories/mfsa2022-20/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-20/
cvssv3.1 9.8 https://www.mozilla.org/security/advisories/mfsa2022-21/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-21/
cvssv3.1 9.8 https://www.mozilla.org/security/advisories/mfsa2022-22/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2022-22/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-31736.json
https://api.first.org/data/v1/epss?cve=CVE-2022-31736
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1529
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1834
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31736
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31737
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31738
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31740
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31741
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31742
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31747
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2092018 https://bugzilla.redhat.com/show_bug.cgi?id=2092018
AVG-2760 https://security.archlinux.org/AVG-2760
AVG-2761 https://security.archlinux.org/AVG-2761
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVE-2022-31736 https://nvd.nist.gov/vuln/detail/CVE-2022-31736
mfsa2022-20 https://www.mozilla.org/en-US/security/advisories/mfsa2022-20
mfsa2022-20 https://www.mozilla.org/security/advisories/mfsa2022-20/
mfsa2022-21 https://www.mozilla.org/en-US/security/advisories/mfsa2022-21
mfsa2022-21 https://www.mozilla.org/security/advisories/mfsa2022-21/
mfsa2022-22 https://www.mozilla.org/en-US/security/advisories/mfsa2022-22
mfsa2022-22 https://www.mozilla.org/security/advisories/mfsa2022-22/
RHSA-2022:4870 https://access.redhat.com/errata/RHSA-2022:4870
RHSA-2022:4871 https://access.redhat.com/errata/RHSA-2022:4871
RHSA-2022:4872 https://access.redhat.com/errata/RHSA-2022:4872
RHSA-2022:4873 https://access.redhat.com/errata/RHSA-2022:4873
RHSA-2022:4875 https://access.redhat.com/errata/RHSA-2022:4875
RHSA-2022:4876 https://access.redhat.com/errata/RHSA-2022:4876
RHSA-2022:4887 https://access.redhat.com/errata/RHSA-2022:4887
RHSA-2022:4888 https://access.redhat.com/errata/RHSA-2022:4888
RHSA-2022:4889 https://access.redhat.com/errata/RHSA-2022:4889
RHSA-2022:4890 https://access.redhat.com/errata/RHSA-2022:4890
RHSA-2022:4891 https://access.redhat.com/errata/RHSA-2022:4891
RHSA-2022:4892 https://access.redhat.com/errata/RHSA-2022:4892
show_bug.cgi?id=1735923 https://bugzilla.mozilla.org/show_bug.cgi?id=1735923
USN-5475-1 https://usn.ubuntu.com/5475-1/
USN-5512-1 https://usn.ubuntu.com/5512-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-31736.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1735923
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-04-15T14:56:54Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1735923
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2022-31736
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-20/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-04-15T14:56:54Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-20/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-21/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-04-15T14:56:54Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-21/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2022-22/
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-04-15T14:56:54Z/ Found at https://www.mozilla.org/security/advisories/mfsa2022-22/
Exploit Prediction Scoring System (EPSS)
Percentile 0.38995
EPSS Score 0.00171
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:10:05.332636+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2022/mfsa2022-21.yml 37.0.0