Microsoft Office Online Server vulnerabilities
108 known vulnerabilities affecting microsoft/office_online_server.
Total CVEs
108
CISA KEV
1
actively exploited
Public exploits
2
Exploited in wild
2
Severity breakdown
CRITICAL1HIGH99MEDIUM7LOW1
Vulnerabilities
Page 4 of 6
CVE-2025-27746HIGHCVSS 7.8≥ 16.0.0.0, < 16.0.10417.200032025-04-08
CVE-2025-27746 [HIGH] CWE-416 CVE-2025-27746: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-27751HIGHCVSS 7.8PoC≥ 16.0.0.0, < 16.0.10417.200032025-04-08
CVE-2025-27751 [HIGH] CWE-416 CVE-2025-27751: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-26642HIGHCVSS 7.8≥ 16.0.0.0, < 16.0.10417.200032025-04-08
CVE-2025-26642 [HIGH] CWE-125 CVE-2025-26642: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-24081HIGHCVSS 7.8≥ 16.0.0.0, < 16.0.10416.200732025-03-11
CVE-2025-24081 [HIGH] CWE-416 CVE-2025-24081: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-24082HIGHCVSS 7.8≥ 16.0.0.0, < 16.0.10416.200732025-03-11
CVE-2025-24082 [HIGH] CWE-416 CVE-2025-24082: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-24075HIGHCVSS 7.8≥ 16.0.0.0, < 16.0.10416.200732025-03-11
CVE-2025-24075 [HIGH] CWE-121 CVE-2025-24075: Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-21387HIGHCVSS 7.8fixed in 16.0.10416.20058≥ 16.0.0.0, < 16.0.10416.200582025-02-11
CVE-2025-21387 [HIGH] CWE-416 CVE-2025-21387: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21390HIGHCVSS 7.8fixed in 16.0.10416.20058≥ 16.0.0.0, < 16.0.10416.200582025-02-11
CVE-2025-21390 [HIGH] CWE-122 CVE-2025-21390: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21386HIGHCVSS 7.8fixed in 16.0.10416.20058≥ 16.0.0.0, < 16.0.10416.200582025-02-11
CVE-2025-21386 [HIGH] CWE-416 CVE-2025-21386: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21381HIGHCVSS 7.8fixed in 16.0.10416.20058≥ 16.0.0.0, < 16.0.10416.200582025-02-11
CVE-2025-21381 [HIGH] CWE-822 CVE-2025-21381: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21394HIGHCVSS 7.8fixed in 16.0.10416.20058≥ 16.0.0.0, < 16.0.10416.200582025-02-11
CVE-2025-21394 [HIGH] CWE-416 CVE-2025-21394: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21362HIGHCVSS 8.4fixed in 16.0.10416.20047≥ 16.0.0.0, < 16.0.10416.200472025-01-14
CVE-2025-21362 [HIGH] CWE-416 CVE-2025-21362: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21354HIGHCVSS 7.8fixed in 16.0.10416.20047≥ 16.0.0.0, < 16.0.10416.200472025-01-14
CVE-2025-21354 [HIGH] CWE-822 CVE-2025-21354: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2024-43465HIGHCVSS 7.8fixed in 16.0.10414.200002024-09-10
CVE-2024-43465 [HIGH] CWE-416 CVE-2024-43465: Microsoft Excel Elevation of Privilege Vulnerability
Microsoft Excel Elevation of Privilege Vulnerability
nvd
CVE-2024-30042HIGHCVSS 7.8fixed in 16.0.10410.20003v2016+1 more2024-05-14
CVE-2024-30042 [HIGH] CWE-502 CVE-2024-30042: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2023-21716CRITICALCVSS 9.8Exploitedv20162023-02-14
CVE-2023-21716 [CRITICAL] CWE-190 CVE-2023-21716: Microsoft Word Remote Code Execution Vulnerability
Microsoft Word Remote Code Execution Vulnerability
nvd
CVE-2021-43256HIGHCVSS 7.8≥ https://aka.ms/OfficeSecurityReleases, < 16.0.10381.200012021-12-15
CVE-2021-43256 [HIGH] CVE-2021-43256: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2021-31939HIGHCVSS 7.8≥ https://aka.ms/OfficeSecurityReleases, < 16.0.10375.200002021-06-08
CVE-2021-31939 [HIGH] CVE-2021-31939: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2021-24067HIGHCVSS 7.8≥ https://aka.ms/OfficeSecurityReleases, < publication2021-02-25
CVE-2021-24067 [HIGH] CWE-416 CVE-2021-24067: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2021-24070HIGHCVSS 7.8≥ https://aka.ms/OfficeSecurityReleases, < publication2021-02-25
CVE-2021-24070 [HIGH] CWE-416 CVE-2021-24070: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd