Product Detail
OFFICE LONG TERM SERVICING CHANNEL
https://docs.microsoft.com/en-us/deployoffice/ltsc2021/overview
Product Intelligence
Public Exploit/PoC Code :
403
CISA Actively Exploited :
9
Last Vulnerability Seen :
Apr. 14, 2026
Vulnerabilities
The following vulnerabilities are recorded
OFFICE LONG TERM SERVICING CHANNEL product. You can click on the
vulnerability to view more details.
| Number | Published | CVE ID | Severity | CVSS Score | |
|---|---|---|---|---|---|
| 1 | Feb 10, 2026 | CVE-2026-21261 | MEDIUM |
5.5
|
|
| 2 | Feb 10, 2026 | CVE-2026-21260 | HIGH |
7.5
|
|
| 3 | Feb 10, 2026 | CVE-2026-21259 | HIGH |
7.8
|
|
| 4 | Feb 10, 2026 | CVE-2026-21258 | MEDIUM |
5.5
|
|
| 5 | Jan 26, 2026 | CVE-2026-21509 | HIGH |
7.8
|
|
| 6 | Jan 13, 2026 | CVE-2026-20957 | HIGH |
7.8
|
|
| 7 | Jan 13, 2026 | CVE-2026-20956 | HIGH |
7.8
|
|
| 8 | Jan 13, 2026 | CVE-2026-20955 | HIGH |
7.8
|
|
| 9 | Jan 13, 2026 | CVE-2026-20953 | HIGH |
8.4
|
|
| 10 | Jan 13, 2026 | CVE-2026-20952 | HIGH |
8.4
|
|
| 11 | Jan 13, 2026 | CVE-2026-20950 | HIGH |
7.8
|
|
| 12 | Jan 13, 2026 | CVE-2026-20949 | HIGH |
7.8
|
|
| 13 | Jan 13, 2026 | CVE-2026-20948 | HIGH |
7.8
|
|
| 14 | Jan 13, 2026 | CVE-2026-20946 | HIGH |
7.8
|
|
| 15 | Jan 13, 2026 | CVE-2026-20944 | HIGH |
8.4
|
|
| 16 | Dec 09, 2025 | CVE-2025-62564 | HIGH |
7.8
|
|
| 17 | Dec 09, 2025 | CVE-2025-62563 | HIGH |
7.8
|
|
| 18 | Dec 09, 2025 | CVE-2025-62562 | HIGH |
7.8
|
|
| 19 | Dec 09, 2025 | CVE-2025-62561 | HIGH |
7.8
|
|
| 20 | Dec 09, 2025 | CVE-2025-62560 | HIGH |
7.8
|