CVE-2025-13015

LOW
2025-11-11 [email protected]
3.4
CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:21 vuln.today
CVE Published
Nov 11, 2025 - 16:15 nvd
LOW 3.4

Tags

Authentication Bypass Mozilla Firefox Thunderbird

Description

Spoofing issue in Firefox. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, Firefox ESR < 115.30, Thunderbird < 145, and Thunderbird < 140.5.

Analysis

Spoofing issue in Firefox. Rated low severity (CVSS 3.4), this vulnerability is remotely exploitable, no authentication required. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-290. Spoofing issue in Firefox. This vulnerability affects Firefox < 145, Firefox ESR < 140.5, Firefox ESR < 115.30, Thunderbird < 145, and Thunderbird < 140.5. Affected products include: Mozilla Firefox.

Affected Products

Mozilla Firefox.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

17
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +17
POC: 0

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CVE-2025-13015 vulnerability details – vuln.today
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