Microsoft Edge up to 134.0.3124.51 type confusion

Summaryinfo

A vulnerability was found in Microsoft Edge. It has been rated as critical. Impacted is an unknown function. The manipulation leads to type confusion. This vulnerability is referenced as CVE-2025-25000. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Microsoft Edge. This issue affects an unknown function. The manipulation with an unknown input leads to a type confusion vulnerability. Using CWE to declare the problem leads to CWE-843. The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.

It is possible to read the advisory at msrc.microsoft.com. The identification of this vulnerability is CVE-2025-25000 since 01/30/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/05/2025).

The vulnerability scanner Nessus provides a plugin with the ID 233872 (Microsoft Edge (Chromium) < 135.0.3179.54 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 135.0.3179.54 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (233872). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Microsoft

Name

• Edge

Version

• 11.0.10240.16384
• 38.14393.0.0
• 38.14393.1066.0
• 98.0.1108.43
• 99.0.1150.30
• 102.0.1245.39
• 102.0.1245.41
• 103.0.1264.37
• 103.0.1264.44
• 104.0.1293.47
• 118.0.2088.88
• 118.0.2088.102
• 119.0.2151.44
• 119.0.2151.58
• 119.0.2151.72
• 120.0.2210.61
• 120.0.2210.77
• 120.0.2210.133
• 120.0.2210.160
• 121.0.2277.83
• 121.0.2277.98
• 122.0.2365.52
• 122.0.2365.63
• 122.0.2365.80
• 122.0.2365.92
• 122.0.2365.120
• 123.0.2420.53
• 123.0.2420.81
• 124.0.2478.51
• 124.0.2478.97
• 124.0.2478.109
• 126.0.2592.56
• 126.0.2592.68
• 126.0.2592.81
• 126.0.2592.102
• 127.0.2651.74
• 127.0.2651.98
• 127.0.2651.105
• 128.0.2739.42
• 129.0.2792.52
• 130.0.2849.46
• 131.0.2903.48
• 131.0.2903.63
• 131.0.2903.86
• 132.0.2957.115
• 132.0.2957.118
• 133.0.3065.51
• 133.0.3065.69
• 134.0.3124.51

License

• commercial

Website

• Vendor: https://www.microsoft.com/

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Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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