Office 2021
Vendor:
First CVE: Jun 9, 2026 · Active for under a year
105
Total CVEs
More Total CVEs than 99% of tracked products
105.0
Avg CVEs / Year
Higher CVE frequency than 100% of tracked products
7.2
Avg CVSS
Higher Avg CVSS than 43% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Office 2021 over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jun 9, 2026
45 days ago
Most Recent CVE
Jul 14, 2026
11 days ago
CVE Severity & Scoring
Office 2021105 CVEs
24%
73%
All CVEs352,427 CVEs
45%
40%
11%
LowMediumHigh
Attack Vector
Local102 (97.1%)
Network3 (2.9%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low102 (97.1%)
High3 (2.9%)
Unknown0 (0.0%)
User Interaction
None11 (10.5%)
Unknown0 (0.0%)
Required94 (89.5%)
Privileges Required
Low2 (1.9%)
High0 (0.0%)
None103 (98.1%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (105 CVEs).
105 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-45458HIGH Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. | Jun 9, 2026 | 8.4 | 37 | NO | NO |
CVE-2026-45456HIGH Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally. | Jun 9, 2026 | 8.4 | 37 | NO | NO |
CVE-2026-55045HIGH Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally. | Jul 14, 2026 | 8.4 | 35 | NO | NO |
CVE-2026-45486HIGH Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally. | Jun 9, 2026 | 7.8 | 35 | NO | NO |
CVE-2026-50665HIGH Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally. | Jul 14, 2026 | 7.8 | 33 | NO | NO |
CVE-2026-50467HIGH Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. | Jul 14, 2026 | 7.8 | 33 | NO | NO |
CVE-2026-47642HIGH Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | Jul 14, 2026 | 7.8 | 33 | NO | NO |
CVE-2026-50387HIGH Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally. | Jul 14, 2026 | 7.8 | 33 | NO | NO |
CVE-2026-58618HIGH Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally. | Jul 14, 2026 | 7.8 | 33 | NO | NO |
CVE-2026-45472HIGH Use after free in Microsoft Office allows an unauthorized attacker to execute code locally. | Jun 9, 2026 | 8.4 | 33 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (105 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (105 CVEs).
Media Mentions
Signals from CVEs in this product scope (105 CVEs).
Top CNAs Publishing CVEs For Office 2021
Top CWEs
Versions
No cataloged versions.