What’s Vulnerable › Vulnerabilities

CVE-2022-29913

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% 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-285

Description

The parent process would not properly check whether the Speech Synthesis feature is enabled, when receiving instructions from a child process. This vulnerability affects Thunderbird < 91.9.

Affected products

• Mozilla Thunderbird: before 91.9 — fixed in 91.9

How to fix

Upgrade to a fixed version: Mozilla Thunderbird 91.9. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1764778
• https://www.mozilla.org/security/advisories/mfsa2022-18/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1764778
• https://www.mozilla.org/security/advisories/mfsa2022-18/

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