CVE-2022-21838: microsoft windows_10 Link Following
CVSS: 7.8v3.1HighModified
Published 11-01-2022Last modified 02-01-2025
Vulnerability summary
CVE-2022-21838 is a high (CVSS 7.8) Link Following vulnerability in microsoft windows_10. EPSS estimates a 1.48% chance of exploitation in the next 30 days, higher than 73.7% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
1.48%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 11-01-2022PublishedVulnerability first disclosed.
- 02-01-2025Last modifiedVulnerability information updated.
Description
Windows Cleanup Manager Elevation of Privilege Vulnerability
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources2 sources · 5.5–7.8
- CVE.orgCNA5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:CDiffers
High 7.2Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.48%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
0.00 pp
From 1.48% on 21-09-2026
21-09-202621-10-2026
EPSS score1.48%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft27 products
- windows_10na | 20h2 | 21h1 | 21h2 | 1607 | 1809 | 1909
- windows 10 version 1507≥ 10.0.10240.0, < 10.0.10240.19177
- windows 10 version 1607≥ 10.0.14393.0, < 10.0.14393.4886
- windows 10 version 1809≥ 10.0.17763.0, < 10.0.17763.2452 | ≥ 10.0.0, < 10.0.17763.2452
- windows 10 version 1909≥ 10.0.0, < 10.0.18363.2037
1 vendor · 27 products
References
3 links
msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21838Vendor Advisory- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21838X Refsource MISCX Transferred