CVE-2025-10533
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-16

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2025-09-16
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2025-09-16
EPSS Evaluated
2026-06-15
NVD
CVE-2025-10533
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
mozilla thunderbird to 140.0 (inc)
mozilla thunderbird to 140.0 (inc)
mozilla firefox From 60.9.0 (exc)
mozilla firefox From 60.9.0 (exc)
mozilla firefox From 60.9.0 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-190 The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Impact Analysis

This vulnerability has a high severity with a CVSS v3.1 base score of 8.8, indicating it can have a significant impact including high confidentiality, integrity, and availability impacts. It affects certain versions of Firefox and Thunderbird, potentially allowing attackers to compromise these aspects of the affected systems.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2025-10533. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart