What’s Vulnerable › Vulnerabilities

CVE-2025-45663

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-11-03 · updated 2026-06-17
• Weakness: CWE-244

Description

An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.

Affected products

• Netsurf-Browser Netsurf: 3.11

References

• https://github.com/Fysac/netsurf-disclosure/tree/main/CVE-2025-45663
• https://www.netsurf-browser.org/

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