Use After Free Vulnerability in NetSurf Browser by NetSurf Technologies
CVE-2025-29699

6.5MEDIUM

Key Information:

Vendor

NetSurf Technologies

Status
NetSurf Browser
Vendor
CVE Published:
3 November 2025

What is CVE-2025-29699?

NetSurf Browser version 3.11 contains a Use After Free vulnerability in the dom_node_set_text_content function. This flaw could potentially allow an attacker to execute arbitrary code, compromising system integrity. Users of affected versions should apply patches to mitigate risks associated with this security issue.

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References

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

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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