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CVE-2022-36314

MEDIUM
5.5
CVSS Score
Published: December 22, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:53 AM UTC
3 products affected across 1 vendorFirefoxThunderbirdFirefox ESR· also runs on 1 platform

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

When opening a Windows shortcut from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system.<br>This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 102.1, Firefox < 103, and Thunderbird < 102.1.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Firefox· Mozilla
95%
v < 103
Affected range stops below 103, so it looks safe — our inference, not a vendor statement
Affected range stops below 103.0, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Firefox ESR· Mozilla
95%
v < 102.1
Affected range stops below 102.1, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)
Thunderbird· Mozilla
95%
v < 102.1
Affected range stops below 102.1, so it looks safe — our inference, not a vendor statement
microsoft-windows (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

References (4)

Issue TrackingPermissions RequiredVendor Advisory
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1773894
Vendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2022-28/
Vendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2022-30/
Vendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2022-32/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-427

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