- Description
- Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- Source
- secure@microsoft.com
- NVD status
- Analyzed
- Products
- 365_apps, excel, office, office_long_term_servicing_channel, office_online_server
CVSS 3.1
- Type
- Secondary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Severity
- HIGH
- secure@microsoft.com
- CWE-416
- Hype score
- Not currently trending
Top 5 Trending CVEs: 1 - CVE-2026-21509 2 - CVE-2025-55182 3 - CVE-2025-6978 4 - CVE-2025-8088 5 - CVE-2025-62203 #cve #cvetrends #cveshield #cybersecurity https://t.co/4Fua3CAN6W
@CVEShield
6 Feb 2026
128 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
🚨 0patch ships micropatch for Excel RCE UAF flaw (CVE-2025-62203) affecting Office 2013/2016/2019 0patch released in-memory “micropatches” to prevent exploitation of CVE-2025-62203 (use-after-free) where a crafted Excel file triggers a double-free during the “Recover”
@ThreatSynop
3 Feb 2026
35 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
Micropatches released for Microsoft Excel Remote Code Execution Vulnerability (CVE-2025-62203) https://t.co/QRkFgEJ9KZ https://t.co/ZlS5MaNO1z
@0patch
3 Feb 2026
352 Impressions
4 Retweets
4 Likes
0 Bookmarks
1 Reply
0 Quotes
[
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*",
"matchCriteriaId": "3259EBFE-AE2D-48B8-BE9A-E22BBDB31378",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*",
"matchCriteriaId": "CD25F492-9272-4836-832C-8439EBE64CCF",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*",
"matchCriteriaId": "CD88F667-6773-4DB7-B6C3-9C7B769C0808",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*",
"matchCriteriaId": "B342EF98-B414-44D0-BAFB-FCA24294EECE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x64:*",
"matchCriteriaId": "CF5DDD09-902E-4881-98D0-CB896333B4AA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:x86:*",
"matchCriteriaId": "26A3B226-5D7C-4556-9350-5222DC8EFC2C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x64:*",
"matchCriteriaId": "851BAC4E-9965-4F40-9A6C-B73D9004F4C1",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:-:x86:*",
"matchCriteriaId": "23B2FA23-76F4-4D83-A718-B8D04D7EA37B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2021:*:*:*:*:macos:*:*",
"matchCriteriaId": "BF0E8112-5B6F-4E55-8E40-38ADCF6FC654",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x64:*",
"matchCriteriaId": "D31E509A-0B2E-4B41-88C4-0099E800AFE6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:-:x86:*",
"matchCriteriaId": "017A7041-BEF1-4E4E-AC8A-EFC6AFEB01FE",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_long_term_servicing_channel:2024:*:*:*:*:macos:*:*",
"matchCriteriaId": "EF3E56B5-E6A6-4061-9380-D421E52B9199",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:office_online_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "5B5A0D24-857F-4078-A9C3-D4F2EEEF283F",
"versionEndExcluding": "16.0.10417.20068",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
]