CVE-2026-84138
Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.
CVSS
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No CVSS
EPSS
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KEV
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Exploit Today
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0-100
Published: Sep 1, 2026 · Last modified: Sep 1, 2026
Not enough EPSS history yet.
Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.
No related CVEs by CWE or product.