What is the CVSS score of CVE-2025-11152?

CVE-2025-11152 has a CVSS 3.1 base score of 8.6 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L. EPSS exploitation probability: 0.1%.

Which versions of Mozilla are affected by CVE-2025-11152?

CVE-2025-11152 presents significant security risk, a integer overflow vulnerability rated CVSS 8.6.. A patch is available.

How to fix or mitigate CVE-2025-11152?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Mozilla CVE-2025-11152

HIGH

Integer Overflow or Wraparound (CWE-190)

2025-09-30 security@mozilla.org

Buffer Overflow Integer Overflow Mozilla

8.6

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

Low

Lifecycle Timeline

Patch released

Apr 05, 2026 - 02:30 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 19:15 vuln.today

CVE Published

Sep 30, 2025 - 13:15 nvd

HIGH 8.6

DescriptionNVD

Sandbox escape due to integer overflow in the Graphics: Canvas2D component. This vulnerability affects Firefox < 143.0.3.

AnalysisAI

Sandbox escape due to integer overflow in the Graphics: Canvas2D component. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Sandbox escape due to integer overflow in the Graphics: Canvas2D component. This vulnerability affects Firefox < 143.0.3. Affected products include: Mozilla Firefox.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.

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CVE-2025-11152 vulnerability details – vuln.today

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