CVE-2025-10533

HIGH

Firefox < 115.28.0 and 140.3-143 - Integer Overflow in SVG Component

Title source: llm
STIX 2.1

Description

Integer overflow in the SVG component. This vulnerability was fixed in Firefox 143, Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

References (7)

Core 7

Scores

CVSS v3 8.8
EPSS 0.0069
EPSS Percentile 47.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-190
Status published
Products (8)
mozilla/firefox < 115.28.0
mozilla/firefox < 143.0
Mozilla/Firefox 115.28 - 115.*
Mozilla/Firefox 140.3 - 140.*
Mozilla/Firefox 143
mozilla/thunderbird < 140.3.0
Mozilla/Thunderbird 140.3 - 140.*
Mozilla/Thunderbird 143
Published Sep 16, 2025
Tracked Since Feb 18, 2026