What’s Vulnerable › Vulnerabilities

CVE-2022-28287

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-12-22 · updated 2026-06-17
• Weakness: CWE-664

Description

In unusual circumstances, selecting text could cause text selection caching to behave incorrectly, leading to a crash. This vulnerability affects Firefox < 99.

Affected products

• Mozilla Firefox: before 99.0 — fixed in 99.0

How to fix

Upgrade to a fixed version: Mozilla Firefox 99.0. Check the vendor advisory for mitigations.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1741515
• https://www.mozilla.org/security/advisories/mfsa2022-13/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1741515
• https://www.mozilla.org/security/advisories/mfsa2022-13/

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