How severe is CVE-2025-29699?

CVE-2025-29699 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2025-29699 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29699?

CVE-2025-29699 affects Netsurf-browser Netsurf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29699?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-29699 have an EU (EUVD) identifier?

Yes. CVE-2025-29699 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37485.

When was CVE-2025-29699 published?

CVE-2025-29699 was published on 2025-11-03 and last updated on 2026-06-17.

CVE-2025-29699

CVE-2025-29699 is a medium-severity vulnerability in Netsurf-browser Netsurf with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37485
Weakness: CWE-416
Affected product: Netsurf-browser Netsurf
Published: 2025-11-03
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2025-29699?: NetSurf 3.11 is vulnerable to Use After Free in dom_node_set_text_content function.
How severe is CVE-2025-29699?: CVE-2025-29699 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2025-29699 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29699?: CVE-2025-29699 affects Netsurf-browser Netsurf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29699?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-29699 have an EU (EUVD) identifier?: Yes. CVE-2025-29699 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37485.
When was CVE-2025-29699 published?: CVE-2025-29699 was published on 2025-11-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:netsurf-browser:netsurf:3.11:*:*:*:*:*:*:*

More vulnerabilities in Netsurf-browser Netsurf

CVE-2025-45663 — Medium (CVSS 6.5): An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.
CVE-2024-51317 — Medium (CVSS 6.5): An issue in NetSurf v.3.11 allows a remote attacker to execute arbitrary code via the dom_node_normalize function
CVE-2012-0844 — Medium (CVSS 5.5): Information-disclosure vulnerability in Netsurf through 2.8 due to a world-readable cookie jar.

All CVEs affecting Netsurf-browser Netsurf →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

Browse all CWE-416 (Use After Free) vulnerabilities →