What’s Vulnerable › Vulnerabilities

CVE-2022-38472

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% 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-346

Description

An attacker could have abused XSLT error handling to associate attacker-controlled content with another origin which was displayed in the address bar. This could have been used to fool the user into submitting data intended for the spoofed origin. This vulnerability affects Thunderbird < 102.2, Thunderbird < 91.13, Firefox ESR < 91.13, Firefox ESR < 102.2, and Firefox < 104.

Affected products

• Mozilla Firefox: before 104.0; from 102.0 before 102.2 — fixed in 102.2, 104.0
• Mozilla Thunderbird: before 91.13; from 102.0 before 102.2 — fixed in 102.2, 91.13

How to fix

Upgrade to a fixed version: Mozilla Firefox 102.2, 104.0; Mozilla Thunderbird 102.2, 91.13. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1769155
• https://www.mozilla.org/security/advisories/mfsa2022-33/
• https://www.mozilla.org/security/advisories/mfsa2022-34/
• https://www.mozilla.org/security/advisories/mfsa2022-35/
• https://www.mozilla.org/security/advisories/mfsa2022-36/
• https://www.mozilla.org/security/advisories/mfsa2022-37/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1769155
• https://www.mozilla.org/security/advisories/mfsa2022-33/
• https://www.mozilla.org/security/advisories/mfsa2022-34/
• https://www.mozilla.org/security/advisories/mfsa2022-35/
• https://www.mozilla.org/security/advisories/mfsa2022-36/
• https://www.mozilla.org/security/advisories/mfsa2022-37/

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