What’s Vulnerable › Vulnerabilities

CVE-2022-36314

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-22 · updated 2026-06-17
• Weakness: CWE-427

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 products

• Mozilla Firefox: before 103.0 — fixed in 103.0
• Mozilla Firefox ESR: before 102.1 — fixed in 102.1
• Mozilla Thunderbird: before 102.1 — fixed in 102.1

How to fix

Upgrade to a fixed version: Mozilla Firefox 103.0; Mozilla Firefox ESR 102.1; Mozilla Thunderbird 102.1. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1773894
• https://www.mozilla.org/security/advisories/mfsa2022-28/
• https://www.mozilla.org/security/advisories/mfsa2022-30/
• https://www.mozilla.org/security/advisories/mfsa2022-32/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1773894
• https://www.mozilla.org/security/advisories/mfsa2022-28/
• https://www.mozilla.org/security/advisories/mfsa2022-30/
• https://www.mozilla.org/security/advisories/mfsa2022-32/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1773894

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