CVE-2025-59295

8.8

HIGH CVSS 3.1

Windows URL Parsing Remote Code Execution Vulnerability

Overview

Description

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

Details

INFO

Published Date :

Oct. 14, 2025, 5:16 p.m.

Last Modified :

June 17, 2026, 9:45 a.m.

Remotely Exploit :

No

Source :

[email protected]

Impact

Affected Products

The following products are affected by CVE-2025-59295 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product
1	Microsoft	windows_server_2008
2	Microsoft	windows_server_2012
3	Microsoft	windows_server_2016
4	Microsoft	windows_server_2019
5	Microsoft	windows_10_1607
6	Microsoft	windows_10_1809
7	Microsoft	windows_10_21h2
8	Microsoft	windows_10_22h2
9	Microsoft	windows_server_2022
10	Microsoft	windows_11_22h2
11	Microsoft	windows_10_1507
12	Microsoft	windows_11_23h2
13	Microsoft	windows_server_2022_23h2
14	Microsoft	windows_server_23h2
15	Microsoft	windows_server_2012_r2
16	Microsoft	windows_server_2008_r2
17	Microsoft	windows_server_2008_sp2
18	Microsoft	windows_11_24h2
19	Microsoft	windows_server_2025
20	Microsoft	windows_11_25h2

: Total Affected Vendor : 1 | Products : 20

Scoring

CVSS Scores

The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.

Version	Severity	Source
CVSS		134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1	HIGH	f38d906d-7342-40ea-92c1-6c4a2c6478c8
CVSS 3.1	HIGH	[email protected]

Solution

Install security updates to address a heap-based buffer overflow vulnerability.

Install the latest cumulative security update.
Alternatively, apply individual security updates.

Public PoC/Exploit Available at Github

CVE-2025-59295 has a 2 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-59295.

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

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-59295 is associated with the following CWEs:

CWE-122: Heap-based Buffer Overflow

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-59295 weaknesses.

CAPEC-92: Forced Integer Overflow Forced Integer Overflow

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

An0myl0u5-Lite/OSINT-OpSec

compilation of tools and advice for OSINT and OpSec

Updated: 5 months, 2 weeks ago

0 stars 0 fork 0 watcher

Born at : Jan. 31, 2026, 5:48 p.m. This repo has been linked 3 different CVEs too.

usjnx72726w/CVE-2025-59295

None

Updated: 8 months, 4 weeks ago

10 stars 0 fork 0 watcher

Born at : Oct. 19, 2025, 10 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-59295 vulnerability anywhere in the article.

The Hacker News

ThreatsDay Bulletin: Stealth Loaders, AI Chatbot Flaws AI Exploits, Docker Hack, and 15 More Stories

It's getting harder to tell where normal tech ends and malicious intent begins. Attackers are no longer just breaking in — they're blending in, hijacking everyday tools, trusted apps, and even AI assi ...

Published Date: Dec 25, 2025 (6 months, 3 weeks ago)

Daily CyberSecurity

“Webrat” Trap: Hackers Lure Junior Security Researchers with Fake GitHub Exploits

The execution flow and capabilities of rasmanesc.exe | Image: Kaspersky Labs A cunning malware campaign initially designed to trick gamers has evolved into a dangerous trap for aspiring cybersecurity ...

Published Date: Dec 24, 2025 (6 months, 3 weeks ago)

BleepingComputer

WebRAT malware spread via fake vulnerability exploits on GitHub

The WebRAT malware is now being distributed through GitHub repositories that claim to host proof-of-concept exploits for recently disclosed vulnerabilities. Previously spread through pirated software ...

Published Date: Dec 23, 2025 (6 months, 3 weeks ago)

Help Net Security

Budding infosec pros and aspiring cyber crooks targeted with fake PoC exploits

Malware peddlers are targeting infosec enthusiasts, budding security professionals, and aspiring hackers with the Webrat malware, masquerading the threat as proof-of-concept (PoC) exploits for known v ...

Published Date: Dec 23, 2025 (6 months, 3 weeks ago)

The Hacker News

Two New Windows Zero-Days Exploited in the Wild — One Affects Every Version Ever Shipped

Microsoft on Tuesday released fixes for a whopping 183 security flaws spanning its products, including three vulnerabilities that have come under active exploitation in the wild, as the tech giant off ...

Published Date: Oct 15, 2025 (9 months ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-59295 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by [email protected]

Jun. 17, 2026

Action	Type	Old Value	New Value
Added	Affected		[{'vendor': 'Microsoft', 'product': 'Windows 10 Version 1507', 'versions': [{'status': 'affected', 'version': '10.0.10240.0', 'lessThan': '10.0.10240.21161', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 10 Version 1607', 'versions': [{'status': 'affected', 'version': '10.0.14393.0', 'lessThan': '10.0.14393.8519', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 10 Version 1809', 'versions': [{'status': 'affected', 'version': '10.0.17763.0', 'lessThan': '10.0.17763.7919', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 10 Version 21H2', 'versions': [{'status': 'affected', 'version': '10.0.19044.0', 'lessThan': '10.0.19044.6456', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'ARM64-based Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 10 Version 22H2', 'versions': [{'status': 'affected', 'version': '10.0.19045.0', 'lessThan': '10.0.19045.6456', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'ARM64-based Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 11 version 22H2', 'versions': [{'status': 'affected', 'version': '10.0.22621.0', 'lessThan': '10.0.22621.6060', 'versionType': 'custom'}], 'platforms': ['ARM64-based Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 11 version 22H3', 'versions': [{'status': 'affected', 'version': '10.0.22631.0', 'lessThan': '10.0.22631.6060', 'versionType': 'custom'}], 'platforms': ['ARM64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 11 Version 23H2', 'versions': [{'status': 'affected', 'version': '10.0.22631.0', 'lessThan': '10.0.22631.6060', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 11 Version 24H2', 'versions': [{'status': 'affected', 'version': '10.0.26100.0', 'lessThan': '10.0.26100.6899', 'versionType': 'custom'}], 'platforms': ['ARM64-based Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows 11 Version 25H2', 'versions': [{'status': 'affected', 'version': '10.0.26200.0', 'lessThan': '10.0.26200.6899', 'versionType': 'custom'}]}, {'vendor': 'Microsoft', 'product': 'Windows Server 2008 R2 Service Pack 1', 'versions': [{'status': 'affected', 'version': '6.1.7601.0', 'lessThan': '6.1.7601.27974', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2008 R2 Service Pack 1 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '6.1.7601.0', 'lessThan': '6.1.7601.27974', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2008 Service Pack 2', 'versions': [{'status': 'affected', 'version': '6.0.6003.0', 'lessThan': '6.0.6003.23571', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2008 Service Pack 2 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '6.0.6003.0', 'lessThan': '6.0.6003.23571', 'versionType': 'custom'}], 'platforms': ['32-bit Systems', 'x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2012', 'versions': [{'status': 'affected', 'version': '6.2.9200.0', 'lessThan': '6.2.9200.25722', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2012 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '6.2.9200.0', 'lessThan': '6.2.9200.25722', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2012 R2', 'versions': [{'status': 'affected', 'version': '6.3.9600.0', 'lessThan': '6.3.9600.22824', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2012 R2 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '6.3.9600.0', 'lessThan': '6.3.9600.22824', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2016', 'versions': [{'status': 'affected', 'version': '10.0.14393.0', 'lessThan': '10.0.14393.8519', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2016 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '10.0.14393.0', 'lessThan': '10.0.14393.8519', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2019', 'versions': [{'status': 'affected', 'version': '10.0.17763.0', 'lessThan': '10.0.17763.7919', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2019 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '10.0.17763.0', 'lessThan': '10.0.17763.7919', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2022', 'versions': [{'status': 'affected', 'version': '10.0.20348.0', 'lessThan': '10.0.20348.4294', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2022, 23H2 Edition (Server Core installation)', 'versions': [{'status': 'affected', 'version': '10.0.25398.0', 'lessThan': '10.0.25398.1913', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2025', 'versions': [{'status': 'affected', 'version': '10.0.26100.0', 'lessThan': '10.0.26100.6899', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}, {'vendor': 'Microsoft', 'product': 'Windows Server 2025 (Server Core installation)', 'versions': [{'status': 'affected', 'version': '10.0.26100.0', 'lessThan': '10.0.26100.6899', 'versionType': 'custom'}], 'platforms': ['x64-based Systems']}]

CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

Jun. 17, 2026

Action	Type	Old Value	New Value
Added	SSVC		{'id': 'CVE-2025-59295', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2025-10-15T03:55:39.958021Z'}

Initial Analysis by [email protected]

Oct. 17, 2025

Action	Type	Old Value	New Value
Added	CPE Configuration		OR cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:::::x64: cpe:2.3:o:microsoft:windows_server_2012:r2::::::: cpe:2.3:o:microsoft:windows_server_2012:-::::::: cpe:2.3:o:microsoft:windows_server_2008:-:sp2:::::x64: cpe:2.3:o:microsoft:windows_server_2008:-:sp2:::::x86: cpe:2.3:o:microsoft:windows_10_1507:::::::x64: versions up to (excluding) 10.0.10240.21161 cpe:2.3:o:microsoft:windows_10_1507:::::::x86: versions up to (excluding) 10.0.10240.21161 cpe:2.3:o:microsoft:windows_10_1607:::::::x64: versions up to (excluding) 10.0.14393.8519 cpe:2.3:o:microsoft:windows_10_1607:::::::x86: versions up to (excluding) 10.0.14393.8519 cpe:2.3:o:microsoft:windows_10_1809:::::::x64: versions up to (excluding) 10.0.17763.7919 cpe:2.3:o:microsoft:windows_10_1809:::::::x86: versions up to (excluding) 10.0.17763.7919 cpe:2.3:o:microsoft:windows_10_21h2::::::::* versions up to (excluding) 10.0.19044.6456 cpe:2.3:o:microsoft:windows_10_22h2::::::::* versions up to (excluding) 10.0.19045.6456 cpe:2.3:o:microsoft:windows_server_2016::::::::* versions up to (including) 10.0.14393.8519 cpe:2.3:o:microsoft:windows_server_2019::::::::* versions up to (excluding) 10.0.17763.7919 cpe:2.3:o:microsoft:windows_server_2022::::::::* versions up to (excluding) 10.0.20348.4294 cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::* versions up to (excluding) 10.0.25398.1913 cpe:2.3:o:microsoft:windows_server_2025::::::::* versions up to (including) 10.0.26100.6899 cpe:2.3:o:microsoft:windows_11_22h2::::::::* versions up to (excluding) 10.0.22621.6060 cpe:2.3:o:microsoft:windows_11_23h2::::::::* versions up to (including) 10.0.22631.6060 cpe:2.3:o:microsoft:windows_11_24h2::::::::* versions up to (excluding) 10.0.26100.6899 cpe:2.3:o:microsoft:windows_11_25h2::::::::* versions up to (excluding) 10.0.26200.6899
Added	Reference Type		Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59295 Types: Vendor Advisory

New CVE Received by [email protected]

Oct. 14, 2025

Action	Type	New Value
Added	Description	Heap-based buffer overflow in Internet Explorer allows an unauthorized attacker to execute code over a network.
Added	CVSS V3.1	AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Added	CWE	CWE-122
Added	Reference	https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59295

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.