CVE-2025-59295

Name: CVE-2025-59295
Creator: NVD / NIST
Published: 2025-10-14T17:16:12.85+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.79%

Last modified Jun 17, 2026

CVE-2025-59295 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.. EPSS estimates a 1.79% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

1.79%

75.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-122

Affected Software

Vendor	Product	Versions	Update
Microsoft	Windows 10 1507	< 10.0.10240.21161	—
Microsoft	Windows 10 1607	< 10.0.14393.8519	—
Microsoft	Windows 10 1809	< 10.0.17763.7919	—
Microsoft	Windows 10 21h2	< 10.0.19044.6456	—
Microsoft	Windows 10 22h2	< 10.0.19045.6456	—
Microsoft	Windows 11 22h2	< 10.0.22621.6060	—
Microsoft	Windows 11 23h2	<= 10.0.22631.6060	—
Microsoft	Windows 11 24h2	< 10.0.26100.6899	—
Microsoft	Windows 11 25h2	< 10.0.26200.6899	—
Microsoft	Windows Server 2008	All versions	Sp2
Microsoft	Windows Server 2008	r2	Sp1
Microsoft	Windows Server 2012	All versions	—
Microsoft	Windows Server 2012	r2	—
Microsoft	Windows Server 2016	<= 10.0.14393.8519	—
Microsoft	Windows Server 2019	< 10.0.17763.7919	—
Microsoft	Windows Server 2022	< 10.0.20348.4294	—
Microsoft	Windows Server 2022 23h2	< 10.0.25398.1913	—
Microsoft	Windows Server 2025	<= 10.0.26100.6899	—

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59295Vendor Advisory

Timeline

Published: Oct 14, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-59295?

Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.

How severe is CVE-2025-59295?

CVE-2025-59295 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.79% probability of exploitation in the next 30 days.

How do I fix CVE-2025-59295?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-59295?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST