CVE-2024-38250: microsoft 365_copilot Buffer Over-read
CVSS: 7.8v3.1HighAnalyzed
Published 10-09-2024Last modified 10-08-2026
Vulnerability summary
CVE-2024-38250 is a high (CVSS 7.8) Buffer Over-read vulnerability in microsoft 365_copilot. EPSS estimates a 0.69% chance of exploitation in the next 30 days, higher than 52% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.69%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 10-09-2024PublishedVulnerability first disclosed.
- 10-08-2026Last modifiedVulnerability information updated.
Description
Windows Graphics Component Elevation of Privilege Vulnerability
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.69%
Chance of exploitation in the next 30 days
Percentile
52%
Versus all other CVEs
30-day change
-0.01 pp
From 0.70% on 19-09-2026
19-09-202619-10-2026
EPSS score0.69%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft40 products
- 365_copilotna
- microsoft office for android≥ 16.0.1, < 16.0.16827.2xxxxx
- microsoft office for universal≥ 16.0.1, < 16.0.14326.21xxxx
- microsoft office ltsc for mac 2021≥ 16.0.1, < 16.89.24090815
- officena
1 vendor · 40 products
