Vulnerability · Published Nov 3, 2025 · Assigned by mitre
CVE-2025-29699
Medium 6.5
In plain English
A medium-severity use-after-free in the netsurf package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 74.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
NetSurf 3.11 is vulnerable to Use After Free in dom_node_set_text_content function.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | netsurf | no fix listed | DEBIAN-CVE-2025-29699 |
| Debian:13 | netsurf | no fix listed | DEBIAN-CVE-2025-29699 |
| Debian:14 | netsurf | no fix listed | DEBIAN-CVE-2025-29699 |
| Ubuntu:22.04:LTS | netsurf | no fix listed | UBUNTU-CVE-2025-29699 |
| Ubuntu:24.04:LTS | netsurf | no fix listed | UBUNTU-CVE-2025-29699 |
| Ubuntu:25.10 | netsurf | no fix listed | UBUNTU-CVE-2025-29699 |
| Ubuntu:26.04:LTS | netsurf | no fix listed | UBUNTU-CVE-2025-29699 |
| Ubuntu:26.10 | netsurf | no fix listed | UBUNTU-CVE-2025-29699 |
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L