CVE-2026-105731: microsoft microsoft office for android Use of Uninitialized Resource
CVSS: 5.5v3.1MediumAwaiting analysis
Published 13-10-2026Last modified 19-10-2026
Vulnerability summary
CVE-2026-105731 is a medium (CVSS 5.5) Use of Uninitialized Resource vulnerability in microsoft microsoft office for android. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.6% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.38%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-10-2026PublishedVulnerability first disclosed.
- 19-10-2026Last modifiedVulnerability information updated.
Description
Use of uninitialized resource in Microsoft Graphics Component allows an authorized attacker to disclose information locally.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 5.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.38%
Chance of exploitation in the next 30 days
Percentile
31%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
14-10-202619-10-2026
EPSS score0.38%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft1 product
- microsoft office for android≥ 16.0.1, < 16.0.20430.20000
1 vendor · 1 product