CVE-2026-20846
Medium
Elevated severity or exploit probability.
CVSS base
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
1.4%
71.1th percentile
CISA KEV
Not listed
Weakness / dates
CWE-126
Published 2026-02-10 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2026-02-10 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.