CVE-2026-88178
9.8CriticalPublished 13 Oct 2026 · NVD status: Analyzed · AI triage by gemini-3.8-flash
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Impact
- Full C/I/A compromise
- Weakness
- CWE-416
Impact
Remote attackers can execute arbitrary code over the network without authentication. They do not require user interaction to trigger the exploit.
Root cause
A use-after-free memory corruption flaw in Microsoft Office PowerPoint allows malicious execution paths during file processing.
Affected systems
Versions not listed — check the vendor advisory.
CVSS v3.1 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Fix & remediation
Install the latest security updates via Microsoft Update or MSRC for Microsoft Office PowerPoint; if immediate patching is delayed, block or isolate inbound delivery of untrusted PowerPoint files at email and network gateways.
AI-suggested. Run it in staging first and check it against the vendor advisory. Why?
NVD description
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.