What is CVE-2025-29699?

CVE-2025-29699 is a medium-severity vulnerability in Netsurf-browser Netsurf, classified under Use After Free. CVSS score: 6.5/10. Published 2025-11-03.

How severe is CVE-2025-29699?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Use After Free in Netsurf-browser Netsurf

CVE-2025-29699

NetSurf 3.11 is vulnerable to Use After Free in dom_node_set_text_content function.

Vulnerability class: Use-After-Free

EPSS: 0.003 (21.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Netsurf-browser Netsurf — versions 3.11
N/a — versions n/a

Weakness classification (CWE)

CWE-416 — Use After Free

References

cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Product)

Frequently asked questions

What is CVE-2025-29699?: CVE-2025-29699 is a medium-severity vulnerability in Netsurf-browser Netsurf, classified under Use After Free. CVSS score: 6.5/10. Published 2025-11-03.
How severe is CVE-2025-29699?: Medium severity. CVSS v3 base score is 6.5 out of 10.