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Critical 9.8Published Oct 13, 2026
CVE-2026-70300Microsoft Office Word Remote Code Execution Vulnerability
Updated under an hour ago ()
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It affects Microsoft 365 Apps for Enterprise and 5 other products. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 1.13%, higher than 66% of scored CVEs.
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Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
- CVSS
- 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- CWE-822
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 1.13% (percentile 66)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 27, 2026
- First seen by InfoSec Signals
- Oct 13, 2026
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.