CVE-2025-45663 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	6.5 MEDIUM	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
mitre	CNA	---				---
CISA-ADP	ADP	6.5 MEDIUM	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Base Score

CVSS 3.x

EPSS Score

Percentile: 15%

Vendor	Product	Version
netsurf-browser	netsurf	3.11

𝑥

= Vulnerable software versions

Debian Releases

Debian Product

Codename

netsurf

bookworm	no-dsa
bullseye	postponed
trixie	no-dsa
forky	vulnerable
sid	vulnerable

Ubuntu Releases

Ubuntu Product

Codename

netsurf

questing	needs-triage
plucky	needs-triage
noble	needs-triage
jammy	needs-triage
focal	needs-triage
xenial	needs-triage

Known Exploits!

https://github.com/Fysac/netsurf-disclosure/tree/main/CVE-2025-45663

Common Weakness Enumeration

CWE-244 - Improper Clearing of Heap Memory Before Release ('Heap Inspection')
Using realloc() to resize buffers that store sensitive information can leave the sensitive information exposed to attack, because it is not removed from memory.

References

https://github.com/Fysac/netsurf-disclosure/tree/main/CVE-2025-45663

https://www.netsurf-browser.org/