CVE-2026-68806
Out-of-bounds write in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.8
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- EPSS probability
- 0.39%
- CWE
- CWE-787
- Published
- 2026-08-11
- Last modified
- 2026-09-16
Affected products
- Microsoft Microsoft 365 Apps for Enterprise
- Microsoft Microsoft Excel 2016
- Microsoft Microsoft Office 2019
- Microsoft Microsoft Office 365 for Mac
- Microsoft Microsoft Office LTSC 2021
- Microsoft Microsoft Office LTSC 2024
- Microsoft Microsoft Office LTSC for Mac 2021
- Microsoft Microsoft Office LTSC for Mac 2024
Weakness type
Related vulnerabilities
- CVE-2026-87491 — Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code in
- CVE-2026-79188 — Out of bounds write in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute ar
- CVE-2026-79131 — Out of bounds write in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code
- CVE-2026-79043 — Out of bounds write in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to potentially execute ar
- CVE-2026-79019 — Out of bounds write in ANGLE in Google Chrome on on Windows prior to 152.0.7977.65 allowed a remote attacker to potentia
- CVE-2026-87638 — Out of bounds write in Media in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially execute ar
- CVE-2026-87621 — Out of bounds write in ANGLE in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to potentia
- CVE-2026-87438 — Out of bounds write in WebGL in Google Chrome on on Android prior to 153.0.8010.36 allowed a remote attacker to execute