CVE-2025-45663
MEDIUM
6.5
CVSS Score
Published: November 3, 2025 at 12:00 AM UTC
Updated: June 17, 2026 at 09:25 AM UTC
2 products affected across 2 vendorsNetsurfNetSurf
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit
Description
An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
Source: cverecord
http://netsurf.comExploitThird Party Advisory
Source: cverecord
https://github.com/Fysac/netsurf-disclosure/tree/main/CVE-2025-45663SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
6.5MEDIUMCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- LOW
Vector?
Quick Info
StatusANALYZED
CWE
CWE-244
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card