CVE-2025-55245

highpriority · track · 0EPSS 0.004 · 36 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.42% (36th) EPSS

CVSS 7.8 · high

Is it mine?

5 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · msrc_csaf

EPSS · scored 2026-10-28

Improper link resolution before file access ('link following') in Xbox allows an authorized attacker to elevate privileges locally.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedXbox Gaming Servicesmsrc_csaf
30.104.13001.0.:Microsoft App Store:https://apps.microsoft.com/detail/9MWPM2CQNLHN?hl=en-us&gl=US&ocid=pdpshare
https://apps.microsoft.com/detail/9MWPM2CQNLHN?hl=en-us&gl=US&ocid=pdpshare

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.8highAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hsecondary · secure@microsoft.com USexploitability 1.8 · impact 5.9

v3.17.1highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.8highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-59USCWE-59USCWE-59US

affected products (5)

Products and version ranges known to be affected.

Microsoft Xbox Gaming Services19.0.0.0 → 30.104.13001.0.enisa_euvdEU
Microsoft Corp Xbox Gaming Services≤ 30.104.13001.0fstec_bduRU
Microsoft Xbox Gaming Servicesall versionsfixedmsrc_csafUS
Microsoft Xbox Gaming Services< 30.104.13001.0.msrc_csafUS
microsoft xbox gaming services< 30.104.13001.0nvdUScpe:2.3:a:microsoft:xbox_gaming_services:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2025-55245Xbox Gaming Services Elevation of Privilege Vulnerability2025-09-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu msrc_csaf nvd NVD CVE.org MITRE

published 2025-09-09modified 2026-06-17

references (3)

External citations — patches, advisories, analysis.

scry

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