CVE-2026-84000
Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to execute code locally.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.8
- CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- EPSS probability
- 0.29%
- CWE
- CWE-122, CWE-190
- Published
- 2026-09-08
- Last modified
- 2026-09-10
Affected products
- Microsoft Windows 10 Version 1607
- Microsoft Windows 10 Version 1809
- Microsoft Windows 10 Version 21H2
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 version 23H2
- Microsoft Windows 11 Version 23H2
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 11 Version 25H2
Weakness type
Related vulnerabilities
- CVE-2026-85103 — Heap-based Buffer Overflow in VPN Certificate ASN.1 Decoding
- CVE-2026-87430 — Buffer overflow in WebRTC in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...
- CVE-2026-87579 — Buffer overflow in WebRTC in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...
- CVE-2026-87654 — Buffer overflow in ANGLE in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote...
- CVE-2026-87527 — Buffer overflow in WebGL in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to...
- CVE-2026-53938 — OpenIDC/cjose has a heap buffer overflow in AES Key Wrap decryption (A128KW/A192KW/A256KW)
- CVE-2026-81993 — Acrobat Reader | Heap-based Buffer Overflow (CWE-122)
- CVE-2026-81992 — Acrobat Reader | Heap-based Buffer Overflow (CWE-122)