EUVD-2026-30899
Integer Overflow or Wraparound (CWE-190)
GHSA-wpxg-v53p-m79m
7.5
CVSS 3.1
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CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Lifecycle Timeline
1
CVE Published
May 19, 2026 - 12:29 nvd
UNKNOWN (no severity yet)
DescriptionNVD
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11.
Analysis
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11.
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Vendor StatusVendor
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External POC / Exploit Code
Leaving vuln.today
Destination URL
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